groupIndexes {IndexNumR}

Calculate price indexes for product groups

Description

Calculate price indexes for product groups

Usage

groupIndexes(group, indexFunction, indexArgs)

Arguments

group

the name of the variable containing the group ID. This must be a factor variable, or a variable coercible to a factor.

indexFunction

the name of the function to use to calculate the index as a string. Available options are 'priceIndex', 'GEKSIndex', 'GKIndex', 'WTPDIndex'.

indexArgs

arguments for the price index function as a named list. All arguments must be named.

Value

a list of indexes, one for each group

Examples

df <- CES_sigma_2
df$groupID <- c(rep(1, 24), rep(2, 24))

argsList <- list(x = df, pvar = "prices", qvar = "quantities", pervar = "time",
prodID = "prodID", indexMethod = "fisher", output = "chained")

groupIndexes("groupID", "priceIndex", argsList)