This paper proposes an assignment model where sorting occurs on at- tributes that are simultaneously a skill (Sattinger, 1979) and a preference (Tinbergen, 1956). The key feature of this model is that the wage func- tion admits both jobs and workers attributes as arguments. Since this function...

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...