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Nonparametric Density and Regression Estimation

[Symposium: Econometric Tools]

By John DiNardo and Justin L. Tobias

Journal of Economic Perspectives, Fall 2001

We provide a nontechnical review of recent nonparametric methods for estimating density and regression functions. The methods we describe make it possible for a researcher to estimate a regression function or density without having to specify in advance a...

Universal Investment in Infants and Long-Run Health: Evidence from Denmark's 1937 Home Visiting Program

By Jonas Hjort, Mikkel ³§Ã¸±ô±¹²õ³Ù±ð²Ô, and Miriam °Âü²õ³Ù

òòò½Íø Journal: Applied Economics, October 2017

This paper examines the long-run health effects of a universal infant health intervention, the 1937 Danish home visiting program, which targeted all infants. Using administrative population data and exploiting variation in the timing of implementation acr...