The outbreaks of coronavirus disease 2019 (COVID-19) and subsequent lockdowns and school closures have caused varying degrees of academic disruptions for children. This paper exploits variation in the duration that cities were classified as medium- or high-risk areas to identify the effects of...

We study the effect of the zero-COVID policy on labor market outcomes by matching China Family Panel Studies (CFPS) and the daily COVID-19 case data. By exploiting variation in the duration of the zero-COVID policy in China, which are triggered by the outbreak of new COVID-19 confirmed cases, we...

Gethin, Martínez-Toledano and Piketty (2022) analyze the long-run evolution of political cleavages using a new database on socioeconomic determinants of voting from approximately 300 elections in 21 Western democracies between 1948 and 2020. They find that, in the 1950s and 1960s, voting for...

Gethin, Martínez-Toledano and Piketty (2022) analyze the long-run evolution of political cleavages using a new database on socioeconomic determinants of voting from approximately 300 elections in 21 Western democracies between 1948 and 2020. They find that, in the 1950s and 1960s, voting for...

This study pushes our understanding of research reliability by reproducing and replicating claims from 110 papers in leading economic and political science journals. The analysis involves computational reproducibility checks and robustness assessments. It reveals several patterns. First, we...

Using a representative sample of rural migrants in cities, this paper investigates where the migrants in urban China come from, paying close attention to intra-provincial vs. inter-provincial migrants, and examining the differences in their personal attributes. We find that migrants who have...

Using a representative sample of rural migrants in cities, this paper investigates where the migrants in urban China come from, paying close attention to intra-provincial vs. inter-provincial migrants, and examining the differences in their personal attributes. We find that migrants who have...

Using data from CHIPS 1995-2013, we find polarization of employment from middle-income Skilled jobs to work in the Unskilled and Self-Employment job categories. This redistribution of employment is consistent with the automation of routine noncognitive tasks in the skilled sector as analyzed in...