This article considers a model in which the productivity of a worker depends on his experience, ability, and position in the firm. It is shown that workers are sorted in positions based on comparative advantage. Furthermore, workers are induced to retire when productivity is equal to the value...

In this paper, a firm maximizes profits over choices of wage schedul es and hiring schedules in a model with (1) turnover costs, (2) a pro ductivity function that depends on position and experience, and (3) employee utility functions that depend on monetary compensation and position. It is shown...

The primary goal of this article is to specify and estimate a structural simultaneous search model and then determine the empirical importance of simultaneous search. The results indicate that new labor force entrants search simultaneously. A secondary goal is to identify and estimate job offer...