Nothing
coef.wgee <- function (object, ...) object$beta
coefTable.wgee <-
function (model, ..., type = c("robust", "naive")) {
if (match.arg(type) == "naive")
stop("naive std. errors are not available for 'wgee' models.")
.makeCoefTable(model$beta, summary(model)$se.robust, coefNames = names(model$beta))
}
nobs.wgee <-
function (object, ...)
length(object$mu_fit)
formula.wgee <-
function (x, ...)
x$model
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