Extract formula from an ivreg2 object

Extract formula from an ivreg2 object

Usage

# S3 method for class 'ivreg2'
formula(x, ...)

Arguments

x

An object of class "ivreg2".

...

Additional arguments passed to Formula::formula.Formula() (e.g., rhs, lhs, collapse).

Value

The original model formula.

See also

ivreg2()

Other ivreg2 methods: coef.ivreg2(), confint.ivreg2(), diagnostics(), first_stage(), fitted.ivreg2(), ivreg2(), model.matrix.ivreg2(), nobs.ivreg2(), predict.ivreg2(), print.ivreg2(), print.summary.ivreg2(), residuals.ivreg2(), summary.ivreg2(), terms.ivreg2(), update.ivreg2(), vcov.ivreg2()