Working Papers

Who Needs a Fracking Education?  The Educational Response to Low-Skill Biased Technological Change (with Ayushi Narayan).  Revised version, February 2019. [NBER Working Paper 21359, revised February 2019] [Summary in The NBER Digest, September 2015] [Coverage in The Economist, Wall Street Journal, Bloomberg, Salon]

Does Universal Preschool Hit the Target?  Program Access and Preschool ImpactsRevised version, May 2019.  [NBER Working Paper 23215, March 2017] [IZA Working Paper 10596, March 2017]  [Coverage in The New York Times, The Hechinger Report, Forbes, Quartz]

Knowledge, Tests, and Fadeout in Educational Interventions (with Doug Staiger).  Revise and resubmit, American Economic Review. [NBER Working Paper 18038, May 2012]

Do Investments in Universal Early Education Pay Off?  Long-Term Effects of Introducing Kindergartens into Public SchoolsNBER Working Paper 14951, May 2009. [Summaries in Education Next, The NBER Digest, CEPR]

School Progression and the Grade Distribution of Students: Evidence from the Current Population SurveyIZA Discussion Paper 1747, September 2005.