ergm (version 3.8.0)

vcov.ergm: Extract Model Covariance Matrix

Description

vcov is a method which extracts the covariance matrix from the output object returned by the ergm estimation.

Usage

# S3 method for ergm
vcov(object, sources=c("all","model","estimation"), …)

Arguments

object

The ergm output object.

sources

Specify whether to return the covariance matrix from the ERGM model, the estimation process, or both combined.

…

other arguments.

Value

Coefficients extracted from the model object object.

See Also

coef.ergm

Examples

# NOT RUN {
data(florentine)
fit <- ergm(flomarriage ~ edges + concurrent)
vcov(fit, sources="model")
vcov(fit, sources="estimation")
vcov(fit, sources="all") # the default
# }