Which and how many attributes are relevant for the sorting of agents in a matching market? This paper adresses these questions by constructing indices of mutual attractiveness that aggregate information about agents' attributes. The rst k indices for agents on each side of the market provide the...

In the context of the Beckerian theory of marriage, when men and women match on a single-dimensional index that is the weighted sum of their respective multi- variate attributes, many papers in the literature have used linear canonical correlation, and related techniques, in order to estimate...