We determine workforce composition and wages in firms in the presence of productivity spill-overs between co-workers. In equilibrium, workers' wages depend on the production structure of firms, own group size, and aggregate workforce composition in the firm. We estimate the wage effects of...

In Austria, a gender pay transparency law was introduced in 2011, requiring companies with more than 1,000 employees to publish a pay report every other year. Firms with 500, 250, and 150 employees were subject to this requirement at later years. We estimate the impact of the law on men’s...