vcov.GEM {CUB}

S3 method vcov() for class "GEM"

Description

S3 method: vcov for objects of class GEM.

Usage

## S3 method for class 'GEM'
vcov(object, ...)

Arguments

object

An object of class GEM

...

Other arguments

Value

Variance-covariance matrix of the final ML estimates for parameters of the fitted GEM model. It returns the square of the estimated standard error for CUSH and IHG models with no covariates.

See Also

varmatCUB, varmatCUBE, GEM