%0 Report %A Qiu, Yue %A Sojourner, Aaron %T Labor-Market Concentration and Labor Compensation %D 2019 %8 2019 Jan %I Institute of Labor Economics (IZA) %C Bonn %7 IZA Discussion Paper %N 12089 %U https://www.iza.org/publications/dp12089 %X This paper estimates the effect of labor-market concentration on labor compensation across the U.S. private sector since 2000. We distinguish between concentration in local labor markets versus local product markets, guarding against bias from confounded product-market concentration. Analysis extends beyond wages to rates of employment-based health insurance coverage. Estimates suggest negative effects of labor-market concentration on labor compensation. This comes through both reducing the human-capital level of those in the market and reducing pay conditional on human-capital level. Higher product-market concentration exacerbates and higher unionization rates mitigates these effects. %K labor-market concentration %K monopsony %K wages %K health insurance %K unions