NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Intended and Unintended Effects of Youth Bicycle Helmet Laws

Christopher S. Carpenter, Mark F. Stehr

NBER Working Paper No. 15658
Issued in January 2010

---- Acknowledgements -----

We thank David Grabowski, Darren Grant, and Inas Rashad for useful comments on previous drafts. Seminar participants at the 2nd Biennial Conference of the American Society of Health Economists, UC Irvine, the University of Illinois at Chicago, and the University of Michigan School of Public Health provided very helpful comments. Greg Franz provided useful research assistance. Carpenter thanks The Paul Merage School of Business at UC Irvine for financial support. We are grateful to Steve Kinchen and Shari Shanklin at the CDC for assistance with the YRBSS data. Results do not imply endorsement of the CDC or any other organization. The YRBSS microdata used in this paper are protected by a confidentiality agreement. Interested readers can contact CDC for details on obtaining access. All errors are our own. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.

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