We develop a model in which competition in the labor market may produce worker-firm matches that are inferior to those obtained in the absence of competition. This result contrasts with the conventional wisdom that competition among employers allocates scarce talent efficiently. In a model in...

We estimate the effects of manufacturers' use of employment services—comprised primarily of temporary help and professional employer organizations—on measured employment and labor productivity in manufacturing between 1989 and 2004. A major contribution of the paper is the construction of...