Harvard Kennedy School faculty disseminate their research in working publications and papers that contribute to public knowledge and fuel policy innovation. This list features recent faculty publications, including journal articles, books, edited volumes, research papers, and public testimony.

Faculty Publications

McIntyre, Adrianna, Mark Shepard, and Timothy J. Layton. "Small Marketplace Premiums Pose Financial And Administrative Burdens: Evidence From Massachusetts, 2016–17." Health Affairs 43.1 (January 2024).
Shepard, Mark, and Myles Wagner. "Do Ordeals Work for Selection Markets? Evidence from Health Insurance Auto-Enrollment." August 23, 2023.
Baicker, Katherine, Amitabh Chandra, and Mark Shepard. "Achieving Universal Health Insurance Coverage in the United States: Addressing Market Failures or Providing a Social Floor?" Journal of Economic Perspectives 37.2 (Spring 2023): 99-122.
Shepard, Mark, and Ethan Forsgren. "Do insurers respond to active purchasing? Evidence from the Massachusetts health insurance exchange." Journal of Risk and Insurance 90.1 (March 2023): 9-31.
Geruso, Michael, Timothy J. Layton, Grace McCormack, and Mark Shepard. "The Two-Margin Problem in Insurance Markets." The Review of Economics and Statistics 105.2 (March 2023): 237-257.
Baicker, Katherine, Amitabh Chandra, and Mark Shepard. "A Different Framework to Achieve Universal Coverage in the US." JAMA Health Forum 4.2 (February 2023): e230187.
Shepard, Mark and Myles Wagner. "Reducing Ordeals through Automatic Enrollment: Evidence from a Health Insurance Exchange." HKS Faculty Research Working Paper Series RWP23-002, January 2023.
Kreider, Amanda R., Timothy J. Layton, Mark Shepard and Jacob Wallace. "Adverse Selection and Network Design Under Regulated Plan Prices: Evidence from Medicaid." HKS Faculty Research Working Paper Series RWP22-025, December 2022.
Kong, Edward, Mark Shepard, and Adrianna McIntyre. "Turnover in Zero-Premium Status Among Health Insurance Marketplace Plans Available to Low-Income Enrollees." JAMA Health Forum 3.4 (April 2022): e220674.
McIntyre, Adrianna, and Mark Shepard. "Automatic Insurance Policies — Important Tools for Preventing Coverage Loss." The New England Journal of Medicine 386.5 (February 2022): 408-411.
Shepard, Mark. "Hospital Network Competition and Adverse Selection: Evidence from the Massachusetts Health Insurance Exchange." American Economic Review 112.2 (February 2022): 578-615.
Shepard, Mark, and Ethan Forsgren. "Do Insurers Respond to Active Purchasing? Evidence from the Massachusetts Health Insurance Exchange." October 15, 2021.
Pakes, Ariel, Jack Porter, Mark Shepard, and Sophie Calder-Wang. "Unobserved Heterogeneity, State Dependence, and Health Plan Choices." HKS Faculty Research Working Paper Series RWP21-020, July 2021.
McIntyre, Adrianna, Mark Shepard, and Myles Wagner. "Can Automatic Retention Improve Health Insurance Market Outcomes?" AEA Papers and Proceedings 111 (May 2021): 560-566.
Shepard, Mark, Katherine Baicker, and Jonathan Skinner. "Does One Medicare Fit All? The Economics of Uniform Health Insurance Benefits." Tax Policy and the Economy 34.1 (January 2020): 1-41.
Shepard, Mark, Katherine Baicker, and Jonathan Skinner. "Does One Medicare Fit All? The Economics of Uniform Health Insurance Benefits." HKS Faculty Research Working Paper Series RWP19-036, November 2019.
Shepard, Mark, Michael Geruso, Timothy J. Layton, and Grace McCormack. "The Two Margin Problem in Insurance Markets." HKS Faculty Research Working Paper Series RWP19-035, November 2019.
Shepard, Mark, Amy Finkelstein, and Nathaniel Hendren. "Subsidizing Health Insurance for Low-Income Adults: Evidence from Massachusetts." American Economic Review 109.4 (April 2019).
Shepard, Mark, Kate Ho, and Ariel Pakes. "The Evolution of Health Insurer Costs in Massachusetts, 2010-12." Review of Industrial Organization 53.1 (August 2018): 117-137.
Sommers, Benjamin D., Mark Shepard, and Katherine Hempstead. "Why Did Employer Coverage Fall In Massachusetts After The ACA? Potential Consequences Of A Changing Employer Mandate." Health Affairs 37.7 (July 2018): 1144-1152.
Shepard, Mark, Timothy Layton, and Alice Ndikumana. "Health Plan Payment in Medicaid Managed Care: A Hybrid Model of Regulated Competition." Risk Adjustment, Risk Sharing, and Premium Regulation in Health Insurance Markets: Theory and Practice. Ed. Thomas McGuire and Richard van Kleef. Elsevier, 2018.
Shepard, Mark, Timothy Layton, and Ellen Montz. "Health Plan Payment in U.S. Marketplaces: Regulated Competition with a Weak Mandate." Risk Adjustment, Risk Sharing, and Premium Regulation in Health Insurance Markets: Theory and Practice. Ed. Thomas McGuire and Richard van Kleef. Elsevier, 2018.
Ho, Kate, Ariel Pakes, and Mark Shepard. "The Evolution of Health Insurer Costs in Massachusetts, 2010-12." HKS Faculty Research Working Paper Series RWP17-007, November 2016, Revised January 2017.
Jaffe, Sonia, and Mark Shepard. "Price-Linked Subsidies and Health Insurance Markups." HKS Faculty Research Working Paper Series RWP17-002, January 24, 2017.