Working Papers

• “Mechanism Design meets Priority Design: Redesigning the US Army’s Branching Process,” (joint with Kyle Greenberg and Parag Pathak). [ PDF ]

• “Fair Allocation of Vaccines, Ventilators and Antiviral Treatments: Leaving No Ethical Value Behind in Health Care Rationing,” (joint with Parag Pathak, Utku Ünver and M. Bumin Yenmez).  [ PDF ] [ Webinar ] [ Slides ]  [ April-2020 NBER WP version ] [ Website with Software & Policy Impact ] Media

  • “Markets Can Improve Rationing of Medical Supplies,” Bloomberg Opinion, 04/10/2020.
  • “Reserve System Can Help to Address COVID-19 Ventilator Crisis,” BC News, 04/13/2020.
  • “Why Science Won’t Ace its COVID-19 Test,” Bloomberg Opinion, 04/18/2020.
  • “Who Gets the Ventilator,” Freakonomics, 04/15/2020.
  • “Who Gets Ventilator Priority,” MIT News, 05/13/2020.

  • “Who Gets the Covid-19 Vaccine First? Here’s One Idea,” New York Times, 07/23/2020.

  • “Increasing COVID-19 plasma donations,” BC News, 07/28/2020.

  • “Will the Hardest-Hit Communities Get the Coronavirus Vaccine?” New York Times, 10/30/2020.
  • “The Case for a Covid Vaccine Lottery,” Bloomberg Opinion, 11/09/2020.
  • “Vaccine Rollout Could Ease Crisis, But Who Gets it First?” Washington Post, 12/03/2020.
  • “A ‘Reserve’ System Can Equitably Allocate Covid-19 Vaccine,” BC News, 12/15/2020.
  • “Building Equity into Vaccine Distribution,” MIT News, 02/04/2021.
• “Affirmative Action in India via Vertical, Horizontal, and Overlapping Reservations,” (joint with M. Bumin Yenmez). Revise-and-resubmit Econometrica. [ PDF ] [ Op-ed ] Earlier Versions

  This version subsumes the following two earlier working papers:
  

  1-  “Affirmative Action in India via Vertical and Horizontal Reservations,“ [ March-2019 PDF ]  [ October-2019 PDF ]

  2-  “Affirmative Action with Overlapping Reserves,” (joint with M. Bumin Yenmez). [ PDF ]

  Note: The two earlier versions of the manuscript #1 and the manuscript #2 each has additional analytical content that  is not included in any other version, including the current February 2021 main version which subsumes both manuscripts. 

• “Immigration Lottery Design: Engineered and Coincidental Consequences of H-1B Reforms,” (joint with Parag Pathak and Alex Rees-Jones). [ PDF ] [ NBER Digest Summary ]
• “Reversing Reserves,”  (joint with Parag Pathak and Alex Rees-Jones). Revise-and-resubmit Management Science.  [ PDF ] [ Web Appendix ]
• “Affirmative Action with Overlapping Reserves,” (joint with M. Bumin Yenmez). [ PDF ]
• “Constitutional Implementation of Reservation Policies in India,” (joint with M. Bumin Yenmez). [ PDF ] [ Op-ed ]
• “Paying It Backward and Forward: Expanding Access to Convalescent Plasma Therapy Through Market Design,” (joint with Scott D. Kominers, Parag Pathak  and Utku Ünver). [ PDF ] [ Media ] [ Policy Impact ] 

     Passive Working Papers

• “Enhancing the Efficiency of and Equity in Transplant Organ Allocation via Incentivized Exchange, ” (joint with Utku Ünver). [ PDF ]
•  “Lung Exchange” (joint with Haluk Ergin and Utku Ünver). [ PDF ] [ Press Coverage ]
• “Designing for Diversity in Matching” (joint with Scott Duke Kominers).  [ PDF ]
  
• “The Importance of Irrelevance of Rejected Contracts in Matching under Weakened Substitutes Conditions,” (joint with Orhan Aygün). [ PDF ]
• “Matching with Contracts: Critical Role of Irrelevance of Rejected Contracts,” (joint with Orhan Aygün). [ PDF ]
• “Changing the Boston School Choice Mechanism: Strategy-proofness as Equal Access,” (joint with Atila Abdulkadiroğlu, Parag Pathak, and Alvin Roth). [ PDF ]
• “Transplant Center Incentives in Kidney Exchange,” (joint with Alvin Roth and Utku Ünver). [ PDF ]

  Retired Papers

• “Population Monotonicity of the Nucleolus on a Class of Public Good Problems.” [ PDF ]