This paper uses administrative employer-employee matched data and survey data to examine the effects of a policy that allowed part-time contributions to social security in Colombia, addressing the disparities in the regulatory costs across different work schedules. We find that the reform...

This paper estimates the marginal treatment effect of formality on wages for Brazil at the individual level leveraging regional data on labor inspections for identification. The results show that there is significant essential heterogeneity among otherwise identical workers that lead them to...