SI 2026 Economics of Social Security
Organized by Manasi Deshpande and James M. Poterba
July 29, 2026
Royal Sonesta Hotel, Edwin H. Land Blvd., Cambridge, MA
Wednesday, July 29
8:50 am
Welcome
9:00 am

The Introduction of Social Security and Elderly Mortality

Daniel K. Fetter, Dartmouth College and NBER
Lee Lockwood, University of Virginia and NBER
Paul Mohnen, Federal Reserve Bank of Atlanta
Joseph Price, Brigham Young University and NBER
9:45 am

The Effect of Raising the Full Retirement Age on Older Workers’ Labor Market Outcomes

Camille Belin, L'École Normale Supérieure - PSL
Mathieu Chabaud, The National Institute of Statistics and Economic Studies (INSEE)
Jean Rubin, The National Institute of Statistics and Economic Studies (INSEE)
Lionel Wilner, Center for Research in Economics and Statistics (CREST)
10:30 am
Break
10:45 am

The Long-Term Externalities of Short-Term Disability Insurance

Michael Stepner, University of Toronto
11:30 am

Moral Hazard and Adverse Selection in the Social Insurance Market for Entrepreneurs

Youssef Benzarti, University of California, Santa Barbara and NBER
Jarkko Harju, Tampere University
Tuomas Matikka, VATT Institute for Economic Research
Ella Mattinen, Tampere University
Alisa Tazhitdinova, University of California, Santa Barbara and NBER
12:15 pm
Lunch
1:00 pm

Optimal Progressive Pension Systems and Heterogeneous Labor Market Risk

Leanne Nam, University of Mannheim
1:45 pm

Retirement and Consumption Insurance

Frank N. Caliendo, Utah State University
Erin Cottle Hunt, Reed College
Aspen Gorry, Clemson University
Jonathan M. Leganza, Clemson University
2:30 pm
Break
2:45 pm

Pension Reform and Asset Allocation: Evidence from Annuity Cuts to Retired Civil Servants in Taiwan

Cyrus Chu, Academia Sinica
Po-Hsuan Hsu, National Tsing Hua University
Chin-Wei Yang, Washington University in St. Louis
3:30pm

The Perceived Valuation of Social Security Contributions: Evidence from Voluntary Contributions in Spain

Ander Iraizoz, University of Oxford
4:15 pm
Adjourn
4:45 pm
Martin Feldstein Lecture, Ballroom B
Social Security Reform in an Era of Fiscal Deficits
Mark Duggan, Stanford University and NBER