makeModelMatrix {Zelig}R Documentation

Make a Model Matrix from a Zelig-Style Formula

Description

This is a helper function that creates a model.matrix like object of Zelig-style formulae.

Usage

  makeModelMatrix(formula, data)

Arguments

formula

a Zelig-style formula

data

a data.frame

Value

a design (or model) matrix

Author(s)

Matt Owen mowen@iq.harvard.edu

[Package Zelig version 4.2-1 Index]