Areas of Interest
Industrial organization
Health economics
Education
Contact Information
3022 Broadway Uris 621
Columbia Business School
New York, NY 10027
Email: ats2180 <at> gsb.columbia.edu
Curriculum Vitae (PDF)
Fall IOIO Seminar Schedule
Publications and Papers Under Review
No Free Lunch? Welfare Analysis of Firms Selling Through Expert Intermediaries (with Matthew Grennan, Kyle Myers, and Aaron Chatterji)
Revisions requested at Review of Economic Studies.
Lobbying Physicians: Payments from Industry and Hospital Procurement of Medical Devices (with Alon Bergman and Matthew Grennan)
Dynamics of the Gender Gap in High Math Achievement (with Glenn Ellison)
Forthcoming, Journal of Human Resources.
Hospital Management Practices and Medical Device Costs (with Matthew Grennan, Gi Heung Kim, and K. John McConnell)
Forthcoming, Health Services Research.
Physician Investment in Hospitals: Specialization, Incentives, and the Quality of Cardiac Care
Journal of Health Economics 80, 2021.
Preferred Pharmacy Networks and Drug Costs (with Amanda Starc)
American Economic Journal: Economic Policy 13(3): 406-446, 2021.
Medical Device Firm Payments to Physicians Exceed What Drug Companies Pay Physicians and Target Surgical Specialists (with Alon Bergman and Matthew Grennan)
Health Affairs, April 2021.
Mergers and Marginal Costs: New Evidence on Hospital Buyer Power (with Stuart Craig and Matthew Grennan)
RAND Journal of Economics 52(1): 151-178, 2021.
Transparency and Negotiated Prices: The Value of Information in Hospital-Supplier Bargaining (with Matthew Grennan)
Journal of Political Economy 128(4): 1234-1268, 2020.
Prescription Drug Use under Medicare Part D: A Linear Model of Nonlinear Budget Sets (with Jason Abaluck and Jonathan Gruber)
Journal of Public Economics 164: 106-138, 2018.
Social Impact Bonds: New Product or New Package? (with Mark Pauly)
Journal of Law, Economics, and Organization 33(4): 718–760, 2017.
Early Medicaid Expansion Reduced Payday Borrowing in California (with Heidi Allen, Tal Gross, and Jialan Wang)
Health Affairs, October 2017.
Marketplace Plans With Narrow Physician Networks Feature Lower Monthly Premiums Than Plans With Larger Networks (with Dan Polsky and Zuleyha Cidav)
Health Affairs, October 2016.
Do Schools Matter for High Math Achievement? Evidence from the American Mathematics Competitions (with Glenn Ellison)
American Economic Review 106(6): 1244-77, 2016.
The Gender Gap in Secondary School Mathematics at High Achievement Levels: Evidence from the American Mathematics Competitions (with Glenn Ellison)
Journal of Economic Perspectives 24(2): 109-128, 2010.
Working Papers
Inertia and Market Power in Health Insurance: Evidence from the ACA Exchanges (with Evan Saltzman and Daniel Polsky)
Knowledge Acquisition in a High-Stakes Environment: Evidence from the Covid-19 Pandemic (with Charles Angelucci, Amit K. Khandelwal, and Andrea Prat)
Association of Cardiology Practice Vertical Integration and the Use of Cardiovascular Imaging (with Peter Groeneveld, Joseph Martinez, Stuart Craig, Lin Yang, Andrea Segal, Matthew Grennan, and Genevieve Kanter)
Diagnosing Price Dispersion: Demand, Bargaining, and Search in Hospital-Supplier Contracting (with Matthew Grennan and Gi Heung Kim)
Research in Progress
The Power of Exclusion: Pharmacy Networks and Bargaining in Medicare Part D (with Sebastian Fleitas, Gautam Gowrisankaran, Amanda Starc, and Robert Town)
Decomposing the Effects of Hospital Acquisitions of Physician Practices on Health Care Spending (with Zack Cooper, Stuart Craig, Matthew Grennan, Joseph Martinez, and Fiona Scott Morton)
Vertical Integration and Control: Evidence from Medical Technology (with Stuart Craig, Matthew Grennan, and Joseph Martinez)
M&A in Innovative Industries: Evidence from Medical Technology (with Matthew Grennan and Thomas Wollmann)
Non-Economics Publications
Is Precision Medicine Relevant in the Age of COVID-19? (Comment) with Amy Zhou, Maya Sabatello, Gil Eyal, Sandra Soo-Jin Lee, John W. Rowe, Deborah F. Stiles, and Paul S. Appelbaum. Genetics in Medicine, January 13, 2021.
The Closeness-Communication Bias: Increased Egocentrism among Friends Versus Strangers (with Kenneth Savitzky, Boaz Keysar, Nick Epley, and Travis Carter)
Journal of Experimental Social Psychology 47(1): 269-273, 2011.
Industrial organization
Health economics
Education
Contact Information
3022 Broadway Uris 621
Columbia Business School
New York, NY 10027
Email: ats2180 <at> gsb.columbia.edu
Curriculum Vitae (PDF)
Fall IOIO Seminar Schedule
Publications and Papers Under Review
No Free Lunch? Welfare Analysis of Firms Selling Through Expert Intermediaries (with Matthew Grennan, Kyle Myers, and Aaron Chatterji)
Revisions requested at Review of Economic Studies.
Lobbying Physicians: Payments from Industry and Hospital Procurement of Medical Devices (with Alon Bergman and Matthew Grennan)
Dynamics of the Gender Gap in High Math Achievement (with Glenn Ellison)
Forthcoming, Journal of Human Resources.
Hospital Management Practices and Medical Device Costs (with Matthew Grennan, Gi Heung Kim, and K. John McConnell)
Forthcoming, Health Services Research.
Physician Investment in Hospitals: Specialization, Incentives, and the Quality of Cardiac Care
Journal of Health Economics 80, 2021.
Preferred Pharmacy Networks and Drug Costs (with Amanda Starc)
American Economic Journal: Economic Policy 13(3): 406-446, 2021.
Medical Device Firm Payments to Physicians Exceed What Drug Companies Pay Physicians and Target Surgical Specialists (with Alon Bergman and Matthew Grennan)
Health Affairs, April 2021.
Mergers and Marginal Costs: New Evidence on Hospital Buyer Power (with Stuart Craig and Matthew Grennan)
RAND Journal of Economics 52(1): 151-178, 2021.
Transparency and Negotiated Prices: The Value of Information in Hospital-Supplier Bargaining (with Matthew Grennan)
Journal of Political Economy 128(4): 1234-1268, 2020.
Prescription Drug Use under Medicare Part D: A Linear Model of Nonlinear Budget Sets (with Jason Abaluck and Jonathan Gruber)
Journal of Public Economics 164: 106-138, 2018.
Social Impact Bonds: New Product or New Package? (with Mark Pauly)
Journal of Law, Economics, and Organization 33(4): 718–760, 2017.
Early Medicaid Expansion Reduced Payday Borrowing in California (with Heidi Allen, Tal Gross, and Jialan Wang)
Health Affairs, October 2017.
Marketplace Plans With Narrow Physician Networks Feature Lower Monthly Premiums Than Plans With Larger Networks (with Dan Polsky and Zuleyha Cidav)
Health Affairs, October 2016.
Do Schools Matter for High Math Achievement? Evidence from the American Mathematics Competitions (with Glenn Ellison)
American Economic Review 106(6): 1244-77, 2016.
The Gender Gap in Secondary School Mathematics at High Achievement Levels: Evidence from the American Mathematics Competitions (with Glenn Ellison)
Journal of Economic Perspectives 24(2): 109-128, 2010.
Working Papers
Inertia and Market Power in Health Insurance: Evidence from the ACA Exchanges (with Evan Saltzman and Daniel Polsky)
Knowledge Acquisition in a High-Stakes Environment: Evidence from the Covid-19 Pandemic (with Charles Angelucci, Amit K. Khandelwal, and Andrea Prat)
Association of Cardiology Practice Vertical Integration and the Use of Cardiovascular Imaging (with Peter Groeneveld, Joseph Martinez, Stuart Craig, Lin Yang, Andrea Segal, Matthew Grennan, and Genevieve Kanter)
Diagnosing Price Dispersion: Demand, Bargaining, and Search in Hospital-Supplier Contracting (with Matthew Grennan and Gi Heung Kim)
Research in Progress
The Power of Exclusion: Pharmacy Networks and Bargaining in Medicare Part D (with Sebastian Fleitas, Gautam Gowrisankaran, Amanda Starc, and Robert Town)
Decomposing the Effects of Hospital Acquisitions of Physician Practices on Health Care Spending (with Zack Cooper, Stuart Craig, Matthew Grennan, Joseph Martinez, and Fiona Scott Morton)
Vertical Integration and Control: Evidence from Medical Technology (with Stuart Craig, Matthew Grennan, and Joseph Martinez)
M&A in Innovative Industries: Evidence from Medical Technology (with Matthew Grennan and Thomas Wollmann)
Non-Economics Publications
Is Precision Medicine Relevant in the Age of COVID-19? (Comment) with Amy Zhou, Maya Sabatello, Gil Eyal, Sandra Soo-Jin Lee, John W. Rowe, Deborah F. Stiles, and Paul S. Appelbaum. Genetics in Medicine, January 13, 2021.
The Closeness-Communication Bias: Increased Egocentrism among Friends Versus Strangers (with Kenneth Savitzky, Boaz Keysar, Nick Epley, and Travis Carter)
Journal of Experimental Social Psychology 47(1): 269-273, 2011.