A B C D E F G H I J L M N P Q R S T U V W misc
| collapse-package | Advanced and Fast Data Transformation | 
| A0-collapse-documentation | Collapse Documentation & Overview | 
| A1-fast-statistical-functions | Fast (Grouped, Weighted) Statistical Functions for Matrix-Like Objects | 
| A2-fast-grouping-ordering | Fast Grouping and Ordering | 
| A3-fast-data-manipulation | Fast Data Manipulation | 
| A4-quick-conversion | Quick Data Conversion | 
| A5-advanced-aggregation | Advanced Data Aggregation | 
| A6-data-transformations | Data Transformations | 
| A7-time-series-panel-series | Time Series and Panel Series | 
| A8-list-processing | List Processing | 
| A9-summary-statistics | Summary Statistics | 
| AA1-recode-replace | Recode and Replace Values in Matrix-Like Objects | 
| AA2-efficient-programming | Small Functions to Make R Programming More Efficient | 
| AA3-small-helpers | Small (Helper) Functions | 
| AA4-collapse-options | _collapse_ Package Options | 
| across | Apply Functions Across Multiple Columns | 
| add_stub | Small (Helper) Functions | 
| add_vars | Fast Select, Replace or Add Data Frame Columns | 
| add_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| advanced-aggregation | Advanced Data Aggregation | 
| allNA | Small Functions to Make R Programming More Efficient | 
| alloc | Small Functions to Make R Programming More Efficient | 
| allv | Small Functions to Make R Programming More Efficient | 
| all_funs | Small (Helper) Functions | 
| all_identical | Small (Helper) Functions | 
| all_obj_equal | Small (Helper) Functions | 
| anyv | Small Functions to Make R Programming More Efficient | 
| any_duplicated | Fast Unique Elements / Rows | 
| aperm.psmat | Matrix / Array from Panel Series | 
| arithmetic | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| as.character_factor | Renamed Functions | 
| as.data.frame.descr | Detailed Statistical Description of Data Frame | 
| as.data.frame.qsu | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| as.factor_GRP | Renamed Functions | 
| as.factor_qG | Renamed Functions | 
| as.numeric_factor | Renamed Functions | 
| as_character_factor | Quick Data Conversion | 
| as_factor_GRP | Fast Grouping / _collapse_ Grouping Objects | 
| as_factor_qG | Fast Factor Generation, Interactions and Vector Grouping | 
| as_integer_factor | Quick Data Conversion | 
| as_numeric_factor | Quick Data Conversion | 
| atomic_elem | Find and Extract / Subset List Elements | 
| atomic_elem<- | Find and Extract / Subset List Elements | 
| av | Fast Select, Replace or Add Data Frame Columns | 
| av<- | Fast Select, Replace or Add Data Frame Columns | 
| B | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| B.data.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| B.default | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| B.grouped_df | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| B.matrix | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| B.pdata.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| B.pseries | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| BY | Split-Apply-Combine Computing | 
| BY.data.frame | Split-Apply-Combine Computing | 
| BY.default | Split-Apply-Combine Computing | 
| BY.grouped_df | Split-Apply-Combine Computing | 
| BY.matrix | Split-Apply-Combine Computing | 
| cat_vars | Fast Select, Replace or Add Data Frame Columns | 
| cat_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| char_vars | Fast Select, Replace or Add Data Frame Columns | 
| char_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| cinv | Small Functions to Make R Programming More Efficient | 
| ckmatch | Fast Matching | 
| collap | Advanced Data Aggregation | 
| collapg | Advanced Data Aggregation | 
| collapse | Advanced and Fast Data Transformation | 
| collapse-documentation | Collapse Documentation & Overview | 
| collapse-options | _collapse_ Package Options | 
| collapse-renamed | Renamed Functions | 
| collapv | Advanced Data Aggregation | 
| colorder | Fast Reordering of Data Frame Columns | 
| colorderv | Fast Reordering of Data Frame Columns | 
| copyAttrib | Small (Helper) Functions | 
| copyMostAttrib | Small (Helper) Functions | 
| copyv | Small Functions to Make R Programming More Efficient | 
| D | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| D.data.frame | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| D.default | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| D.grouped_df | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| D.list | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| D.matrix | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| D.pdata.frame | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| D.pseries | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| dapply | Data Apply | 
| data-transformations | Data Transformations | 
| Date_vars | Renamed Functions | 
| date_vars | Fast Select, Replace or Add Data Frame Columns | 
| Date_vars<- | Renamed Functions | 
| date_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| descr | Detailed Statistical Description of Data Frame | 
| descr.default | Detailed Statistical Description of Data Frame | 
| descr.grouped_df | Detailed Statistical Description of Data Frame | 
| Dlog | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| Dlog.data.frame | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| Dlog.default | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| Dlog.grouped_df | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| Dlog.list | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| Dlog.matrix | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| Dlog.pdata.frame | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| Dlog.pseries | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| efficient-programming | Small Functions to Make R Programming More Efficient | 
| F | Fast Lags and Leads for Time Series and Panel Data | 
| F.data.frame | Fast Lags and Leads for Time Series and Panel Data | 
| F.default | Fast Lags and Leads for Time Series and Panel Data | 
| F.grouped_df | Fast Lags and Leads for Time Series and Panel Data | 
| F.matrix | Fast Lags and Leads for Time Series and Panel Data | 
| F.pdata.frame | Fast Lags and Leads for Time Series and Panel Data | 
| F.pseries | Fast Lags and Leads for Time Series and Panel Data | 
| fact_vars | Fast Select, Replace or Add Data Frame Columns | 
| fact_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| fast-data-manipulation | Fast Data Manipulation | 
| fast-grouping-ordering | Fast Grouping and Ordering | 
| fast-statistical-functions | Fast (Grouped, Weighted) Statistical Functions for Matrix-Like Objects | 
| fbetween | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fbetween.data.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fbetween.default | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fbetween.grouped_df | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fbetween.matrix | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fbetween.pdata.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fbetween.pseries | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fcompute | Fast Transform and Compute Columns on a Data Frame | 
| fcomputev | Fast Transform and Compute Columns on a Data Frame | 
| fcount | Efficiently Count Observations by Group | 
| fcountv | Efficiently Count Observations by Group | 
| fcumsum | Fast (Grouped, Ordered) Cumulative Sum for Matrix-Like Objects | 
| fcumsum.data.frame | Fast (Grouped, Ordered) Cumulative Sum for Matrix-Like Objects | 
| fcumsum.default | Fast (Grouped, Ordered) Cumulative Sum for Matrix-Like Objects | 
| fcumsum.grouped_df | Fast (Grouped, Ordered) Cumulative Sum for Matrix-Like Objects | 
| fcumsum.matrix | Fast (Grouped, Ordered) Cumulative Sum for Matrix-Like Objects | 
| fcumsum.pdata.frame | Fast (Grouped, Ordered) Cumulative Sum for Matrix-Like Objects | 
| fcumsum.pseries | Fast (Grouped, Ordered) Cumulative Sum for Matrix-Like Objects | 
| fdiff | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdiff.data.frame | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdiff.default | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdiff.grouped_df | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdiff.list | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdiff.matrix | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdiff.pdata.frame | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdiff.pseries | Fast (Quasi-, Log-) Differences for Time Series and Panel Data | 
| fdim | Small Functions to Make R Programming More Efficient | 
| fdist | Fast and Flexible Distance Computations | 
| fdroplevels | Fast Removal of Unused Factor Levels | 
| fdroplevels.data.frame | Fast Removal of Unused Factor Levels | 
| fdroplevels.factor | Fast Removal of Unused Factor Levels | 
| fduplicated | Fast Unique Elements / Rows | 
| ffirst | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| ffirst.data.frame | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| ffirst.default | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| ffirst.grouped_df | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| ffirst.matrix | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| fFtest | Fast (Weighted) F-test for Linear Models (with Factors) | 
| fFtest.default | Fast (Weighted) F-test for Linear Models (with Factors) | 
| fFtest.formula | Fast (Weighted) F-test for Linear Models (with Factors) | 
| fgroup_by | Fast Grouping / _collapse_ Grouping Objects | 
| fgroup_vars | Fast Grouping / _collapse_ Grouping Objects | 
| fgrowth | Fast Growth Rates for Time Series and Panel Data | 
| fgrowth.data.frame | Fast Growth Rates for Time Series and Panel Data | 
| fgrowth.default | Fast Growth Rates for Time Series and Panel Data | 
| fgrowth.grouped_df | Fast Growth Rates for Time Series and Panel Data | 
| fgrowth.list | Fast Growth Rates for Time Series and Panel Data | 
| fgrowth.matrix | Fast Growth Rates for Time Series and Panel Data | 
| fgrowth.pdata.frame | Fast Growth Rates for Time Series and Panel Data | 
| fgrowth.pseries | Fast Growth Rates for Time Series and Panel Data | 
| fHDbetween | Renamed Functions | 
| fhdbetween | Higher-Dimensional Centering and Linear Prediction | 
| fHDbetween.data.frame | Renamed Functions | 
| fhdbetween.data.frame | Higher-Dimensional Centering and Linear Prediction | 
| fHDbetween.default | Renamed Functions | 
| fhdbetween.default | Higher-Dimensional Centering and Linear Prediction | 
| fHDbetween.grouped_df | Renamed Functions | 
| fHDbetween.matrix | Renamed Functions | 
| fhdbetween.matrix | Higher-Dimensional Centering and Linear Prediction | 
| fHDbetween.pdata.frame | Renamed Functions | 
| fhdbetween.pdata.frame | Higher-Dimensional Centering and Linear Prediction | 
| fHDbetween.pseries | Renamed Functions | 
| fhdbetween.pseries | Higher-Dimensional Centering and Linear Prediction | 
| fHDwithin | Renamed Functions | 
| fhdwithin | Higher-Dimensional Centering and Linear Prediction | 
| fHDwithin.data.frame | Renamed Functions | 
| fhdwithin.data.frame | Higher-Dimensional Centering and Linear Prediction | 
| fHDwithin.default | Renamed Functions | 
| fhdwithin.default | Higher-Dimensional Centering and Linear Prediction | 
| fHDwithin.grouped_df | Renamed Functions | 
| fHDwithin.matrix | Renamed Functions | 
| fhdwithin.matrix | Higher-Dimensional Centering and Linear Prediction | 
| fHDwithin.pdata.frame | Renamed Functions | 
| fhdwithin.pdata.frame | Higher-Dimensional Centering and Linear Prediction | 
| fHDwithin.pseries | Renamed Functions | 
| fhdwithin.pseries | Higher-Dimensional Centering and Linear Prediction | 
| findex | Fast Indexed Time Series and Panels | 
| findex_by | Fast Indexed Time Series and Panels | 
| finteraction | Fast Factor Generation, Interactions and Vector Grouping | 
| flag | Fast Lags and Leads for Time Series and Panel Data | 
| flag.data.frame | Fast Lags and Leads for Time Series and Panel Data | 
| flag.default | Fast Lags and Leads for Time Series and Panel Data | 
| flag.grouped_df | Fast Lags and Leads for Time Series and Panel Data | 
| flag.matrix | Fast Lags and Leads for Time Series and Panel Data | 
| flag.pdata.frame | Fast Lags and Leads for Time Series and Panel Data | 
| flag.pseries | Fast Lags and Leads for Time Series and Panel Data | 
| flast | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| flast.data.frame | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| flast.default | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| flast.grouped_df | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| flast.matrix | Fast (Grouped) First and Last Value for Matrix-Like Objects | 
| flm | Fast (Weighted) Linear Model Fitting | 
| flm.default | Fast (Weighted) Linear Model Fitting | 
| flm.formula | Fast (Weighted) Linear Model Fitting | 
| fmatch | Fast Matching | 
| fmax | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmax.data.frame | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmax.default | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmax.grouped_df | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmax.matrix | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmean | Fast (Grouped, Weighted) Mean for Matrix-Like Objects | 
| fmean.data.frame | Fast (Grouped, Weighted) Mean for Matrix-Like Objects | 
| fmean.default | Fast (Grouped, Weighted) Mean for Matrix-Like Objects | 
| fmean.grouped_df | Fast (Grouped, Weighted) Mean for Matrix-Like Objects | 
| fmean.matrix | Fast (Grouped, Weighted) Mean for Matrix-Like Objects | 
| fmedian | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fmedian.data.frame | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fmedian.default | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fmedian.grouped_df | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fmedian.matrix | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fmin | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmin.data.frame | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmin.default | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmin.grouped_df | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmin.matrix | Fast (Grouped) Maxima and Minima for Matrix-Like Objects | 
| fmode | Fast (Grouped, Weighted) Statistical Mode for Matrix-Like Objects | 
| fmode.data.frame | Fast (Grouped, Weighted) Statistical Mode for Matrix-Like Objects | 
| fmode.default | Fast (Grouped, Weighted) Statistical Mode for Matrix-Like Objects | 
| fmode.grouped_df | Fast (Grouped, Weighted) Statistical Mode for Matrix-Like Objects | 
| fmode.matrix | Fast (Grouped, Weighted) Statistical Mode for Matrix-Like Objects | 
| fmutate | Fast Transform and Compute Columns on a Data Frame | 
| fncol | Small Functions to Make R Programming More Efficient | 
| fNdistinct | Renamed Functions | 
| fndistinct | Fast (Grouped) Distinct Value Count for Matrix-Like Objects | 
| fNdistinct.data.frame | Renamed Functions | 
| fndistinct.data.frame | Fast (Grouped) Distinct Value Count for Matrix-Like Objects | 
| fNdistinct.default | Renamed Functions | 
| fndistinct.default | Fast (Grouped) Distinct Value Count for Matrix-Like Objects | 
| fNdistinct.grouped_df | Renamed Functions | 
| fndistinct.grouped_df | Fast (Grouped) Distinct Value Count for Matrix-Like Objects | 
| fNdistinct.matrix | Renamed Functions | 
| fndistinct.matrix | Fast (Grouped) Distinct Value Count for Matrix-Like Objects | 
| fnlevels | Small Functions to Make R Programming More Efficient | 
| fNobs | Renamed Functions | 
| fnobs | Fast (Grouped) Observation Count for Matrix-Like Objects | 
| fNobs.data.frame | Renamed Functions | 
| fnobs.data.frame | Fast (Grouped) Observation Count for Matrix-Like Objects | 
| fNobs.default | Renamed Functions | 
| fnobs.default | Fast (Grouped) Observation Count for Matrix-Like Objects | 
| fNobs.grouped_df | Renamed Functions | 
| fnobs.grouped_df | Fast (Grouped) Observation Count for Matrix-Like Objects | 
| fNobs.matrix | Renamed Functions | 
| fnobs.matrix | Fast (Grouped) Observation Count for Matrix-Like Objects | 
| fnrow | Small Functions to Make R Programming More Efficient | 
| fnth | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fnth.data.frame | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fnth.default | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fnth.grouped_df | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fnth.matrix | Fast (Grouped, Weighted) N'th Element/Quantile for Matrix-Like Objects | 
| fnunique | Fast Unique Elements / Rows | 
| fprod | Fast (Grouped, Weighted) Product for Matrix-Like Objects | 
| fprod.data.frame | Fast (Grouped, Weighted) Product for Matrix-Like Objects | 
| fprod.default | Fast (Grouped, Weighted) Product for Matrix-Like Objects | 
| fprod.grouped_df | Fast (Grouped, Weighted) Product for Matrix-Like Objects | 
| fprod.matrix | Fast (Grouped, Weighted) Product for Matrix-Like Objects | 
| fquantile | Fast (Weighted) Sample Quantiles and Range | 
| frange | Fast (Weighted) Sample Quantiles and Range | 
| frename | Fast Renaming and Relabelling Objects | 
| fscale | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| fscale.data.frame | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| fscale.default | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| fscale.grouped_df | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| fscale.matrix | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| fscale.pdata.frame | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| fscale.pseries | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| fsd | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fsd.data.frame | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fsd.default | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fsd.grouped_df | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fsd.matrix | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fselect | Fast Select, Replace or Add Data Frame Columns | 
| fselect<- | Fast Select, Replace or Add Data Frame Columns | 
| fsubset | Fast Subsetting Matrix-Like Objects | 
| fsubset.data.frame | Fast Subsetting Matrix-Like Objects | 
| fsubset.default | Fast Subsetting Matrix-Like Objects | 
| fsubset.matrix | Fast Subsetting Matrix-Like Objects | 
| fsubset.pdata.frame | Fast Subsetting Matrix-Like Objects | 
| fsubset.pseries | Fast Subsetting Matrix-Like Objects | 
| fsum | Fast (Grouped, Weighted) Sum for Matrix-Like Objects | 
| fsum.data.frame | Fast (Grouped, Weighted) Sum for Matrix-Like Objects | 
| fsum.default | Fast (Grouped, Weighted) Sum for Matrix-Like Objects | 
| fsum.grouped_df | Fast (Grouped, Weighted) Sum for Matrix-Like Objects | 
| fsum.matrix | Fast (Grouped, Weighted) Sum for Matrix-Like Objects | 
| fsummarise | Fast Summarise | 
| fsummarize | Fast Summarise | 
| ftransform | Fast Transform and Compute Columns on a Data Frame | 
| ftransform<- | Fast Transform and Compute Columns on a Data Frame | 
| ftransformv | Fast Transform and Compute Columns on a Data Frame | 
| fungroup | Fast Grouping / _collapse_ Grouping Objects | 
| funique | Fast Unique Elements / Rows | 
| funique.data.frame | Fast Unique Elements / Rows | 
| funique.default | Fast Unique Elements / Rows | 
| funique.pdata.frame | Fast Unique Elements / Rows | 
| funique.pseries | Fast Unique Elements / Rows | 
| funique.sf | Fast Unique Elements / Rows | 
| fvar | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fvar.data.frame | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fvar.default | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fvar.grouped_df | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fvar.matrix | Fast (Grouped, Weighted) Variance and Standard Deviation for Matrix-Like Objects | 
| fwithin | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fwithin.data.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fwithin.default | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fwithin.grouped_df | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fwithin.matrix | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fwithin.pdata.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| fwithin.pseries | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| G | Fast Growth Rates for Time Series and Panel Data | 
| G.data.frame | Fast Growth Rates for Time Series and Panel Data | 
| G.default | Fast Growth Rates for Time Series and Panel Data | 
| G.grouped_df | Fast Growth Rates for Time Series and Panel Data | 
| G.list | Fast Growth Rates for Time Series and Panel Data | 
| G.matrix | Fast Growth Rates for Time Series and Panel Data | 
| G.pdata.frame | Fast Growth Rates for Time Series and Panel Data | 
| G.pseries | Fast Growth Rates for Time Series and Panel Data | 
| gby | Fast Grouping / _collapse_ Grouping Objects | 
| get_collapse | _collapse_ Package Options | 
| get_elem | Find and Extract / Subset List Elements | 
| get_vars | Fast Select, Replace or Add Data Frame Columns | 
| get_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| GGDC10S | Groningen Growth and Development Centre 10-Sector Database | 
| greorder | Fast Grouping / _collapse_ Grouping Objects | 
| group | Fast Hash-Based Grouping | 
| groupid | Generate Run-Length Type Group-Id | 
| group_by_vars | Fast Grouping / _collapse_ Grouping Objects | 
| GRP | Fast Grouping / _collapse_ Grouping Objects | 
| GRP.default | Fast Grouping / _collapse_ Grouping Objects | 
| GRP.factor | Fast Grouping / _collapse_ Grouping Objects | 
| GRP.grouped_df | Fast Grouping / _collapse_ Grouping Objects | 
| GRP.GRP | Fast Grouping / _collapse_ Grouping Objects | 
| GRP.pdata.frame | Fast Grouping / _collapse_ Grouping Objects | 
| GRP.pseries | Fast Grouping / _collapse_ Grouping Objects | 
| GRP.qG | Fast Grouping / _collapse_ Grouping Objects | 
| GRPid | Fast Grouping / _collapse_ Grouping Objects | 
| GRPN | Fast Grouping / _collapse_ Grouping Objects | 
| GRPnames | Fast Grouping / _collapse_ Grouping Objects | 
| gsplit | Fast Grouping / _collapse_ Grouping Objects | 
| gv | Fast Select, Replace or Add Data Frame Columns | 
| gv<- | Fast Select, Replace or Add Data Frame Columns | 
| gvr | Fast Select, Replace or Add Data Frame Columns | 
| gvr<- | Fast Select, Replace or Add Data Frame Columns | 
| has_elem | Find and Extract / Subset List Elements | 
| HDB | Higher-Dimensional Centering and Linear Prediction | 
| HDB.data.frame | Higher-Dimensional Centering and Linear Prediction | 
| HDB.default | Higher-Dimensional Centering and Linear Prediction | 
| HDB.matrix | Higher-Dimensional Centering and Linear Prediction | 
| HDB.pdata.frame | Higher-Dimensional Centering and Linear Prediction | 
| HDB.pseries | Higher-Dimensional Centering and Linear Prediction | 
| HDW | Higher-Dimensional Centering and Linear Prediction | 
| HDW.data.frame | Higher-Dimensional Centering and Linear Prediction | 
| HDW.default | Higher-Dimensional Centering and Linear Prediction | 
| HDW.matrix | Higher-Dimensional Centering and Linear Prediction | 
| HDW.pdata.frame | Higher-Dimensional Centering and Linear Prediction | 
| HDW.pseries | Higher-Dimensional Centering and Linear Prediction | 
| iby | Fast Indexed Time Series and Panels | 
| indexing | Fast Indexed Time Series and Panels | 
| irreg_elem | Find and Extract / Subset List Elements | 
| is.categorical | Renamed Functions | 
| is.Date | Renamed Functions | 
| is.GRP | Renamed Functions | 
| is.qG | Renamed Functions | 
| is.unlistable | Renamed Functions | 
| is_categorical | Small (Helper) Functions | 
| is_date | Small (Helper) Functions | 
| is_GRP | Fast Grouping / _collapse_ Grouping Objects | 
| is_irregular | Fast Indexed Time Series and Panels | 
| is_qG | Fast Factor Generation, Interactions and Vector Grouping | 
| is_unlistable | Unlistable Lists | 
| itn | Fast Factor Generation, Interactions and Vector Grouping | 
| ix | Fast Indexed Time Series and Panels | 
| join | Fast Table Joins | 
| L | Fast Lags and Leads for Time Series and Panel Data | 
| L.data.frame | Fast Lags and Leads for Time Series and Panel Data | 
| L.default | Fast Lags and Leads for Time Series and Panel Data | 
| L.grouped_df | Fast Lags and Leads for Time Series and Panel Data | 
| L.matrix | Fast Lags and Leads for Time Series and Panel Data | 
| L.pdata.frame | Fast Lags and Leads for Time Series and Panel Data | 
| L.pseries | Fast Lags and Leads for Time Series and Panel Data | 
| ldepth | Determine the Depth / Level of Nesting of a List | 
| length.GRP | Fast Grouping / _collapse_ Grouping Objects | 
| list-processing | List Processing | 
| list_elem | Find and Extract / Subset List Elements | 
| list_elem<- | Find and Extract / Subset List Elements | 
| logi_vars | Fast Select, Replace or Add Data Frame Columns | 
| logi_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| massign | Small (Helper) Functions | 
| mctl | Quick Data Conversion | 
| missing_cases | Small Functions to Make R Programming More Efficient | 
| mrtl | Quick Data Conversion | 
| mtt | Fast Transform and Compute Columns on a Data Frame | 
| namlab | Small (Helper) Functions | 
| na_focb | Small Functions to Make R Programming More Efficient | 
| na_insert | Small Functions to Make R Programming More Efficient | 
| na_locf | Small Functions to Make R Programming More Efficient | 
| na_omit | Small Functions to Make R Programming More Efficient | 
| na_rm | Small Functions to Make R Programming More Efficient | 
| num_vars | Fast Select, Replace or Add Data Frame Columns | 
| num_vars<- | Fast Select, Replace or Add Data Frame Columns | 
| nv | Fast Select, Replace or Add Data Frame Columns | 
| nv<- | Fast Select, Replace or Add Data Frame Columns | 
| pad | Pad Matrix-Like Objects with a Value | 
| pivot | Fast and Easy Data Reshaping | 
| plot.GRP | Fast Grouping / _collapse_ Grouping Objects | 
| plot.psmat | Matrix / Array from Panel Series | 
| print.descr | Detailed Statistical Description of Data Frame | 
| print.GRP | Fast Grouping / _collapse_ Grouping Objects | 
| print.index_df | Fast Indexed Time Series and Panels | 
| print.pwcor | (Pairwise, Weighted) Correlations, Covariances and Observation Counts | 
| print.pwcov | (Pairwise, Weighted) Correlations, Covariances and Observation Counts | 
| print.qsu | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| psacf | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psacf.data.frame | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psacf.default | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psacf.pdata.frame | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psacf.pseries | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psccf | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psccf.default | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psccf.pseries | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| psmat | Matrix / Array from Panel Series | 
| psmat.data.frame | Matrix / Array from Panel Series | 
| psmat.default | Matrix / Array from Panel Series | 
| psmat.pdata.frame | Matrix / Array from Panel Series | 
| psmat.pseries | Matrix / Array from Panel Series | 
| pspacf | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| pspacf.data.frame | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| pspacf.default | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| pspacf.pdata.frame | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| pspacf.pseries | Auto- and Cross- Covariance and Correlation Function Estimation for Panel Series | 
| pwcor | (Pairwise, Weighted) Correlations, Covariances and Observation Counts | 
| pwcov | (Pairwise, Weighted) Correlations, Covariances and Observation Counts | 
| pwNobs | Renamed Functions | 
| pwnobs | (Pairwise, Weighted) Correlations, Covariances and Observation Counts | 
| qDF | Quick Data Conversion | 
| qDT | Quick Data Conversion | 
| qF | Fast Factor Generation, Interactions and Vector Grouping | 
| qG | Fast Factor Generation, Interactions and Vector Grouping | 
| qM | Quick Data Conversion | 
| qsu | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qsu.data.frame | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qsu.default | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qsu.grouped_df | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qsu.matrix | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qsu.pdata.frame | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qsu.pseries | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qsu.sf | Fast (Grouped, Weighted) Summary Statistics for Cross-Sectional and Panel Data | 
| qtab | Fast (Weighted) Cross Tabulation | 
| qtable | Fast (Weighted) Cross Tabulation | 
| qTBL | Quick Data Conversion | 
| quick-conversion | Quick Data Conversion | 
| radixorder | Fast Radix-Based Ordering | 
| radixorderv | Fast Radix-Based Ordering | 
| rapply2d | Recursively Apply a Function to a List of Data Objects | 
| recode-replace | Recode and Replace Values in Matrix-Like Objects | 
| recode_char | Recode and Replace Values in Matrix-Like Objects | 
| recode_num | Recode and Replace Values in Matrix-Like Objects | 
| reg_elem | Find and Extract / Subset List Elements | 
| reindex | Fast Indexed Time Series and Panels | 
| relabel | Fast Renaming and Relabelling Objects | 
| replace_Inf | Renamed Functions | 
| replace_inf | Recode and Replace Values in Matrix-Like Objects | 
| replace_NA | Renamed Functions | 
| replace_na | Recode and Replace Values in Matrix-Like Objects | 
| replace_outliers | Recode and Replace Values in Matrix-Like Objects | 
| rm_stub | Small (Helper) Functions | 
| rnm | Fast Renaming and Relabelling Objects | 
| rowbind | Row-Bind Lists / Data Frame-Like Objects | 
| roworder | Fast Reordering of Data Frame Rows | 
| roworderv | Fast Reordering of Data Frame Rows | 
| rsplit | Fast (Recursive) Splitting | 
| rsplit.data.frame | Fast (Recursive) Splitting | 
| rsplit.default | Fast (Recursive) Splitting | 
| rsplit.matrix | Fast (Recursive) Splitting | 
| sbt | Fast Subsetting Matrix-Like Objects | 
| seqid | Generate Group-Id from Integer Sequences | 
| seq_col | Small Functions to Make R Programming More Efficient | 
| seq_row | Small Functions to Make R Programming More Efficient | 
| setAttrib | Small (Helper) Functions | 
| setattrib | Small (Helper) Functions | 
| setColnames | Small (Helper) Functions | 
| setDimnames | Small (Helper) Functions | 
| setLabels | Small (Helper) Functions | 
| setop | Small Functions to Make R Programming More Efficient | 
| setrelabel | Fast Renaming and Relabelling Objects | 
| setrename | Fast Renaming and Relabelling Objects | 
| setRownames | Small (Helper) Functions | 
| settfm | Fast Transform and Compute Columns on a Data Frame | 
| settfmv | Fast Transform and Compute Columns on a Data Frame | 
| setTRA | Transform Data by (Grouped) Replacing or Sweeping out Statistics | 
| settransform | Fast Transform and Compute Columns on a Data Frame | 
| settransformv | Fast Transform and Compute Columns on a Data Frame | 
| setv | Small Functions to Make R Programming More Efficient | 
| set_collapse | _collapse_ Package Options | 
| slt | Fast Select, Replace or Add Data Frame Columns | 
| slt<- | Fast Select, Replace or Add Data Frame Columns | 
| small-helpers | Small (Helper) Functions | 
| smr | Fast Summarise | 
| ss | Fast Subsetting Matrix-Like Objects | 
| STD | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| STD.data.frame | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| STD.default | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| STD.grouped_df | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| STD.matrix | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| STD.pdata.frame | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| STD.pseries | Fast (Grouped, Weighted) Scaling and Centering of Matrix-like Objects | 
| summary-statistics | Summary Statistics | 
| tfm | Fast Transform and Compute Columns on a Data Frame | 
| tfm<- | Fast Transform and Compute Columns on a Data Frame | 
| tfmv | Fast Transform and Compute Columns on a Data Frame | 
| time-series-panel-series | Time Series and Panel Series | 
| timeid | Generate Integer-Id From Time/Date Sequences | 
| to_plm | Fast Indexed Time Series and Panels | 
| TRA | Transform Data by (Grouped) Replacing or Sweeping out Statistics | 
| TRA.data.frame | Transform Data by (Grouped) Replacing or Sweeping out Statistics | 
| TRA.default | Transform Data by (Grouped) Replacing or Sweeping out Statistics | 
| TRA.grouped_df | Transform Data by (Grouped) Replacing or Sweeping out Statistics | 
| TRA.matrix | Transform Data by (Grouped) Replacing or Sweeping out Statistics | 
| t_list | Efficient List Transpose | 
| unattrib | Small (Helper) Functions | 
| unindex | Fast Indexed Time Series and Panels | 
| unlist2d | Recursive Row-Binding / Unlisting in 2D - to Data Frame | 
| varying | Fast Check of Variation in Data | 
| varying.data.frame | Fast Check of Variation in Data | 
| varying.default | Fast Check of Variation in Data | 
| varying.grouped_df | Fast Check of Variation in Data | 
| varying.matrix | Fast Check of Variation in Data | 
| varying.pdata.frame | Fast Check of Variation in Data | 
| varying.pseries | Fast Check of Variation in Data | 
| varying.sf | Fast Check of Variation in Data | 
| vclasses | Small (Helper) Functions | 
| vec | Small Functions to Make R Programming More Efficient | 
| vgcd | Small Functions to Make R Programming More Efficient | 
| vlabels | Small (Helper) Functions | 
| vlabels<- | Small (Helper) Functions | 
| vlengths | Small Functions to Make R Programming More Efficient | 
| vtypes | Small Functions to Make R Programming More Efficient | 
| W | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| W.data.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| W.default | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| W.grouped_df | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| W.matrix | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| W.pdata.frame | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| W.pseries | Fast Between (Averaging) and (Quasi-)Within (Centering) Transformations | 
| whichNA | Small Functions to Make R Programming More Efficient | 
| whichv | Small Functions to Make R Programming More Efficient | 
| wlddev | World Development Dataset | 
| $.indexed_frame | Fast Indexed Time Series and Panels | 
| $<-.indexed_frame | Fast Indexed Time Series and Panels | 
| %!=% | Small Functions to Make R Programming More Efficient | 
| %!iin% | Fast Matching | 
| %!in% | Fast Matching | 
| %*=% | Small Functions to Make R Programming More Efficient | 
| %+=% | Small Functions to Make R Programming More Efficient | 
| %-=% | Small Functions to Make R Programming More Efficient | 
| %/=% | Small Functions to Make R Programming More Efficient | 
| %=% | Small (Helper) Functions | 
| %==% | Small Functions to Make R Programming More Efficient | 
| %c*% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %c+% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %c-% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %c/% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %cr% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %iin% | Fast Matching | 
| %r*% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %r+% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %r-% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %r/% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| %rr% | Fast Row/Column Arithmetic for Matrix-Like Objects | 
| .c | Small (Helper) Functions | 
| .COLLAPSE_ALL | Collapse Documentation & Overview | 
| .COLLAPSE_DATA | Collapse Documentation & Overview | 
| .COLLAPSE_GENERIC | Collapse Documentation & Overview | 
| .COLLAPSE_OLD | Renamed Functions | 
| .COLLAPSE_TOPICS | Collapse Documentation & Overview | 
| .FAST_FUN | Fast (Grouped, Weighted) Statistical Functions for Matrix-Like Objects | 
| .FAST_STAT_FUN | Fast (Grouped, Weighted) Statistical Functions for Matrix-Like Objects | 
| .op | _collapse_ Package Options | 
| .OPERATOR_FUN | Data Transformations | 
| .quantile | Fast (Weighted) Sample Quantiles and Range | 
| .range | Fast (Weighted) Sample Quantiles and Range | 
| [.descr | Detailed Statistical Description of Data Frame | 
| [.indexed_frame | Fast Indexed Time Series and Panels | 
| [.indexed_series | Fast Indexed Time Series and Panels | 
| [.index_df | Fast Indexed Time Series and Panels | 
| [.psmat | Matrix / Array from Panel Series | 
| [<-.indexed_frame | Fast Indexed Time Series and Panels | 
| [[.indexed_frame | Fast Indexed Time Series and Panels | 
| [[<-.indexed_frame | Fast Indexed Time Series and Panels |