sandwich.heckmanGE {heckmanGE} | R Documentation |
sandwich.heckmanGE Sandwich Estimator for Generalized Heckman Model
Description
Computes the sandwich estimator of the variance-covariance matrix for the heckmanGE
model.
Usage
sandwich.heckmanGE(x, bread. = bread.heckmanGE, meat. = meat.heckmanGE, ...)
Arguments
x |
An object of class |
bread. |
A function to compute the "bread" part of the sandwich estimator. Defaults to |
meat. |
A function to compute the "meat" part of the sandwich estimator. Defaults to |
... |
Additional arguments passed to |
Value
A variance-covariance matrix for the heckmanGE
model, computed using the sandwich estimator.
[Package heckmanGE version 1.0.0 Index]