NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Heidi L. Williams

Department of Economics, E52-440
MIT
77 Massachusetts Avenue
Cambridge MA 02139
Tel: 617/324-4326

E-Mail: EmailAddress: hidden: you can email any NBER-related person as first underscore last at nber dot org
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NBER Program Affiliations: HC , PR , AG
NBER Affiliation: Research Associate

NBER Working Papers and Publications

January 2017Is American Health Care Uniquely Inefficient? Evidence from Prescription Drugs
with Margaret Kyle: w23068

Published: Margaret Kyle & Heidi Williams, 2017. "Is American Health Care Uniquely Inefficient? Evidence from Prescription Drugs," American Economic Review, vol 107(5), pages 486-490.

How Do Patents Affect Research Investments?
w23088

Published: Heidi L. Williams, 2017. "How Do Patents Affect Research Investments?," Annual Review of Economics, vol 9(1), pages 441-469.

August 2016The More We Die, The More We Sell? A Simple Test of the Home-Market Effect
with Arnaud Costinot, Dave Donaldson, Margaret Kyle: w22538
January 2016Patents and Research Investments: Assessing the Empirical Evidence
with Eric Budish, Benjamin N. Roin: w21889

Published: Eric Budish & Benjamin N. Roin & Heidi Williams, 2016. "Patents and Research Investments: Assessing the Empirical Evidence," American Economic Review, vol 106(5), pages 183-187. citation courtesy of

October 2015How Do Patents Affect Follow-On Innovation? Evidence from the Human Genome
with Bhaven Sampat: w21666
June 2015Intellectual Property Rights and Innovation: Evidence from Health Care Markets
w21246

Published: Intellectual Property Rights and Innovation: Evidence from Health Care Markets, Heidi L. Williams. in Innovation Policy and the Economy, Volume 16, Lerner and Stern. 2016

Intellectual Property Rights and Innovation: Evidence from Health Care Markets
in Innovation Policy and the Economy, Volume 16, Josh Lerner and Scott Stern, editors
December 2014Sources of Geographic Variation in Health Care: Evidence from Patient Migration
with Amy Finkelstein, Matthew Gentzkow: w20789

Published: Amy Finkelstein & Matthew Gentzkow & Heidi Williams, 2016. "Sources of Geographic Variation in Health Care: Evidence From Patient Migration," The Quarterly Journal of Economics, vol 131(4), pages 1681-1726. citation courtesy of

September 2014Why is Infant Mortality Higher in the US than in Europe?
with Alice Chen, Emily Oster: w20525
June 2014Paying on the Margin for Medical Care: Evidence from Breast Cancer Treatments
with Liran Einav, Amy Finkelstein: w20226

Published: Liran Einav & Amy Finkelstein & Heidi Williams, 2016. "Paying on the Margin for Medical Care: Evidence from Breast Cancer Treatments," American Economic Journal: Economic Policy, American Economic Association, vol. 8(1), pages 52-79, February. citation courtesy of

September 2013Do firms underinvest in long-term research? Evidence from cancer clinical trials
with Eric Budish, Benjamin N. Roin: w19430

Published: “Do Firms Underinvest in Long-Term Research? Evidence from Cancer Clinical Trials” (with Benjamin Roin and Heidi Williams) American Economic Review, Vol 105(7), 2044-2085. citation courtesy of

March 2011Comment on "Is Decentralized Iron Fortification a Feasible Option to Fight Anemia Among the Poorest?"
with Amitabh Chandra
in Explorations in the Economics of Aging, David A. Wise, editor
July 2010Intellectual Property Rights and Innovation: Evidence from the Human Genome
w16213

Published: Heidi L. Williams, 2013. "Intellectual Property Rights and Innovation: Evidence from the Human Genome," Journal of Political Economy, University of Chicago Press, vol. 121(1), pages 1 - 27. citation courtesy of

February 2010Comment on "Aging and Death under a Dollar a Day"
with Amitabh Chandra
in Research Findings in the Economics of Aging, David A. Wise, editor
Comment on "Income, Aging, Health and Well-Being around the World: Evidence from the Gallup World Poll"
with Amitabh Chandra
in Research Findings in the Economics of Aging, David A. Wise, editor
Incentivizing Innovation: Adding to the Tool Kit
with Michael Kremer
in Innovation Policy and the Economy, Volume 10, Josh Lerner and Scott Stern, editors
December 2008Estimating Marginal Returns to Medical Care: Evidence from At-Risk Newborns
with Douglas Almond, Joseph J. Doyle, Jr., Amanda E. Kowalski: w14522

Published: Quarterly Journal of Economics, May 2010, Vol. 125, No. 2, Pages 591-634 citation courtesy of

May 2005Advanced Purchase Commitments for a Malaria Vaccine: Estimating Costs and Effectiveness
with Ernst R. Berndt, Rachel Glennerster, Michael R. Kremer, Jean Lee, Ruth Levine, Georg Weizsacker: w11288
 
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