This paper exploits the variation in the legal minimum working age across states in 1920 America in order to identify households' labor supply responses to exogenous changes in children's labor force participation. Using micro data on urban households from the U.S. Census, I find evidence that...

We study interdependencies in spousal labor supply by exploiting the design of the French workweek reduction, which introduced exogenous variation in one's spouse's labor supply, at constant earnings. Treated employees work on average two hours less per week. Husbands of treated women respond by...