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Inference with Imperfect Randomization : The Case of the Perry Preschool Program

Heckman, James J. - 2011

This paper considers the problem of making inferences about the effects of a program on multiple outcomes when the assignment of treatment status is imperfectly randomized. By imperfect randomization we mean that treatment status is reassigned after an initial randomization on the basis of...

Persistent link: https://www.econbiz.de/10013126934

The Rate of Return to the High/Scope Perry Preschool Program

Heckman, James J. - 2009

support the claim of substantial economic benefits from preschool education programs. Previous studies of the rate of return …

Persistent link: https://www.econbiz.de/10013154984

Anatomy of Welfare Reform Evaluation : Announcement and Implementation Effects

Blundell, Richard W. - 2011

This paper formulates a simple model of female labor force decisions which embeds an in-work benefit reform and explicitly allows for announcement and implementation effects. We explore several mechanisms through which women can respond to the announcement of a reform that increases in-work...

Persistent link: https://www.econbiz.de/10013119013

Understanding the Mechanisms Through Which an Influential Early Childhood Program Boosted Adult Outcomes

Heckman, James J. - 2012

A growing literature establishes that high quality early childhood interventions targeted toward disadvantaged children have substantial impacts on later life outcomes. Little is known about the mechanisms producing these impacts. This paper uses longitudinal data on cognitive and personality...

Persistent link: https://www.econbiz.de/10013096465

Female Labour Supply, Human Capital and Welfare Reform

Blundell, Richard W. - 2013

We consider the impact of tax credits and income support programs on female education choice, employment, hours and …. We find important incentive effects on education choice and labor supply, with single mothers having the most elastic … especially for women with more than basic formal education. For those with lower education the welfare programs are shown to have …

Persistent link: https://www.econbiz.de/10013082137