This paper describes Gary Becker's theoretical models of marriage. At the micro-level, these are all rational choice models. At the market level, Becker offers two major types of models: partial equilibrium models based on Price Theory as taught by Marshall and Friedman and optimal sorting...

A central component of his theory of marriage Becker's Demand and Supply (D&S) models of marriage are also among the most unique models he pioneered. Here I provide an overview of Becker's analysis of the effects of sex ratios - the ratio of men to women in marriage markets - on individual...