Working paper
Cities with Invisible Walls: Labor Liberalization and Misallocation in China
Revise & resubmit · Review of Economics and Statistics
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We study the implications of migration barriers for labor misallocation by exploiting China’s hukou reform in the 2000s. The reform relaxed restrictions on rural migrant workers by granting them local hukou status. Employment increased by 26.0%, capital by 9.1%, and marginal revenue products of labor decreased by 30.2% for baseline high-productivity firms relative to low-productivity firms in treated prefectures compared with untreated ones. This suggests improved allocative efficiency as labor moved toward more productive firms. Efficiency gains were attenuated in later-reformed regions exposed to competition from early reform adopters. At the aggregate level, the reform increased productivity by 3.5% and manufacturing output by 6.48%.
