vcov-package | Variance-Covariance Matrices and Standard Errors |
se | Fast Covariance Matrix and Standard Error Computation |
test.vcov | Runs a set of tests. |
Vcov | Fast Covariance Matrix and Standard Error Computation |
Vcov.glm | Fast Covariance Matrix and Standard Error Computation |
Vcov.lm | Fast Covariance Matrix and Standard Error Computation |