Dahl, Gordon B.; Lochner, Lance - 2012
measurement error. In this paper, we use an instrumental variables strategy to estimate the causal effect of income on children … $2,100, between 1993 and 1997. Using a panel of roughly 4,500 children matched to their mothers from National … math and reading test scores by 6% of a standard deviation in the short-run. Test gains are larger for children from …