This paper consists of three parts. First, we briefly describe some key features of the labor market in Denmark, some of which contribute to the Danish labor markets behaving quite differently from those in many other European countries. The next two parts exploit detailed linked...

This paper asks the following question: what was the effect of surging immigration on average and individual wages of U.S.-born workers during the period 1990-2004? We emphasize the need for a general equilibrium approach to analyze this problem. The impact of immigrants on wages of U.S.-born...

Over the last half century, U.S. wage growth stagnated, wage inequality rose, and the labor-force participation rate of prime-age men steadily declined. In this article, we examine these labor market trends, focusing on outcomes for males without a college education. Though wages and...

We analyze the effect of local-level labor market concentration on wages. Using Census data over the period 1977–2009, we find that: (1) local-level employer concentration exhibits substantial cross-sectional and time-series variation and increases over time; (2) consistent with labor market...

We study variation in skill demands for professionals across firms and labor markets. We categorize a wide range of keywords found in job ads into ten general skills. There is substantial variation in these skill requirements, even within narrowly defined occupations. Focusing particularly on...