vcov.chandwich {chandwich}  R Documentation 
Calculate the variancecovariance matrix for an object of class "chandwich"
Description
vcov
method for class "chandwich".
Usage
## S3 method for class 'chandwich'
vcov(object, complete = FALSE, adjusted = TRUE, ...)
Arguments
object 
an object of class "chandwich", a result of a call to

complete 
A logical scalar. If The default is 
adjusted 
A logical scalar. If 
... 
Additional optional arguments. At present no optional arguments are used. 
Details
The variancecovariance matrix is based on
attributes(object)$adjVC
for adjusted = TRUE
and
attributes(object)$VC
for adjusted = FALSE
.
These return the estimate variancecovariance matrix of only the
free parameters.
Value
A numeric matrix. The dimensions will be named if names were
provided in the call to adjust_loglik
.
See Also
coef.chandwich
: coef
method for
class "chandwich".
summary.chandwich
: summary
method for
class "chandwich".
adjust_loglik
to adjust a usersupplied
loglikelihood.