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Diffusion of Information in Medical Care

[Symposium: Health Economics]

By Charles E. Phelps

Journal of Economic Perspectives, Summer 1992

This paper presents evidence that doctors behave very differently in making treatment recommendations depending on the region where they work, creating large variations in the quantities of care delivered to seemingly standardized populations. This eviden...

Boys' Cognitive Skill Formation and Physical Growth: Long-Term Experimental Evidence on Critical Ages for Early Childhood Interventions

By Tania Barham, Karen Macours, and John A. Maluccio

American Economic Review, May 2013

It is often assumed that early life circumstances, in particular before age two, are important for later human capital development. Using experimental variation in the timing of benefits from a conditional cash transfer program, we test the hypothesis tha...

Correspondence

By Rendigs Fels

Journal of Economic Perspectives, Winter 1992

Correspondence and response regarding: An Update on Leontief's Complaint [Academic Economics] [Theory versus Empiricism in Academic Economics: Update and Comparison]. What We Do with Our Heroes [Is Probability Theory Relevant for Uncertainty? A Post...

Discounting and Growth

By Christian Gollier

American Economic Review, May 2014

In a growing economy, the discount rate to evaluate a long-term investment is the minimum rate of expected return that compensates for the increased intergenerational inequalities. Because the growth rate is uncertain, there is a precautionary argument in...

Semiparametric Censored Regression Models

[Symposium: Econometric Tools]

By Kenneth Y. Chay and James L. Powell

Journal of Economic Perspectives, Fall 2001

When data are censored, ordinary least squares regression can provide biased coefficient estimates. Maximum likelihood approaches to this problem are valid only if the error distribution is correctly specified, which can be problematic in practice. We rev...