Linear Probability, Logit, and Probit Models

John H. Aldrich is Pfizer-Pratt University Professor of Political Science at Duke University. He is author of Why Parties: A Second Look (2011), coeditor of Positive Changes in Political Science (2007), and author of Why Parties (1995) and Before the Convention (1980). He is a past president of both the Southern Political Science Association and the Midwest Political Science Association and is serving as president of the American Political Science Association. In 2001 he was elected a fellow in the American Academy of Arts and Sciences. Expertise * Prediction Markets * Qualitative and Limited Dependent Variable

The Linear Probability Model Specification of Nonlinear Probability Models Estimation of Probit and Logit Models for Dichotomous Dependent Variables Minimum Chi-Square Estimation and Polytomous Models Summary and Extensions