This paper presents a new approach to the theory of the firm by identifying factor complementarities as central to the determination of the firm’s boundaries. The factor complementarities may take a variety of forms: technological and informational complementarities, as well as economies of...

This paper surveys major empirical regularities concerning changes in earnings inequality in Europe and the U.S. over the past 25 years. Next, it indicates which of these regularities can be explained within the competitive demand-supply framework of analysis and what is left unexplained....

The paper examines the implications for wage bargaining of an important aspect of the ongoing reorganization of work - the move from occupational specialization toward multi-tasking. The analysis shows how, on account of such reorganization, centralized bargaining becomes increasingly...