Publications
Publications
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(3,353)
- Faculty Publications (800)
- February 2018
- Article
Heterogeneous Technology Diffusion and Ricardian Trade Patterns
By: William R. Kerr
This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and... View Details
- Article
The Economic Consequences of Hospital Admissions
By: Carlos Dobkin, Amy Finkelstein, Raymond Kluender and Matthew Notowidigdo
We use an event study approach to examine the economic consequences of hospital admissions for adults in two datasets: survey data from the Health and Retirement Study, and hospitalization data linked to credit reports. For non-elderly adults with health insurance,... View Details
- January 2018 (Revised January 2021)
- Case
Colombia's 4G Road Program: The Pacífico 3 Bond Offer
By: John Macomber, Maria Fernanda Miguel and Mariana Cal
Colombia conceived its 4G (Fourth Generation) Road Program to try to attract $17 billion from the private sector for investment in toll roads. The nation had also created the National Infrastructure Agency of Colombia (ANI) to oversee multiple investments, and the... View Details
Keywords: Private Public Partnerships; Infrastructure; Projects; Finance; Emerging Markets; Colombia
- Article
TDABC Cost Analysis of Ocular Disorders in an Ophthalmology Emergency Department versus Urgent Care: Clinical Experience at Massachusetts Eye and Ear
By: Robert S. Kaplan, Jonathan Chou, Mahek Shah, Amy Watts, Matthew Gardiner, Joan Miller and John I. Lowenstein
Purpose
To perform a cost analysis comparison for managing common ocular disorders in an eye emergency department (ED) versus an urgent care setting using a time-driven activity-based cost model (TDABC) to assist physicians and staff in appropriate allocation of... View Details
- January 2018
- Article
The Globalization of Angel Investments: Evidence Across Countries
By: Josh Lerner, Antoinette Schoar, Stanislav Sokolinski and Karen Wilson
This paper examines investments made by 13 angel groups across 21 countries. We compare applicants just above and below the funding cutoff and find that these angel investors have a positive impact on the growth, performance, and survival of firms as well as their... View Details
- January 2018
- Article
Who Gets Hired? The Importance of Competition Among Applicants
By: Edward P. Lazear, Kathryn L. Shaw and Christopher Stanton
Despite seeming to be an important requirement for hiring, the concept of a slot is absent from virtually all of economics. Macroeconomic studies of vacancies and search come closest, but the implications of slot-based hiring for individual worker outcomes has not been... View Details
- 2017
- Working Paper
Creating the Market for Organic Wine: Sulfites, Certification, and Green Values
By: Geoffrey Jones and Emily Grandjean
This working paper examines the history of organic wine, which provides a case study of failed category creation. The modern organic wine industry emerged during the 1970s in the United States and Western Europe, but it struggled to gain traction compared to other... View Details
- December 2017
- Article
Overall Cost Comparison of Gastrointestinal Endoscopic Procedures with Endoscopist- or Anesthesia-Supported Sedation by Activity-Based Costing Techniques
By: Richard A. Helmers, James A. Dilling, Christopher R. Chaffee, Mark V. Larson, Bradly J. Narr, Derek A. Haas and Robert S. Kaplan
Endoscopic/Colonoscopic procedures are done either with gastroenterologist-administered conscious sedation or with anesthesia-administered sedation with propofol. Anesthesia-administered sedation has medical and patient benefits but is more expensive to administer. We... View Details
- 2020
- Working Paper
The Real Exchange Rate, Innovation and Productivity
By: Laura Alfaro, Alejandro Cuñat, Harald Fadinger and Yanping Liu
We evaluate manufacturing firms' responses to changes in the real exchange rate (RER) using detailed firm-level data for a large set of countries for the period 2001–2010. We uncover the following stylized facts about regional variation of manufacturing firms'... View Details
- November 2017
- Article
A Retrospective Analysis of Hypertension Screening at a Mass Gathering in India: Implications for Non-communicable Disease Control Strategies
By: S. Balsari, P. Vemulapalli, M. Gofine, K. Oswal, R. Merchant, S. Saunik, G. Greenough and T. Khanna
Cardiovascular disease is the leading cause of mortality from noncommunicable diseases (NCD) in India. The government’s National Programme for Prevention and Control of Cancer, Diabetes, Cardiovascular Diseases and Stroke seeks to increase capacity building, screening,... View Details
- 2017
- Working Paper
Identifying Sources of Inefficiency in Health Care
By: Amitabh Chandra and Douglas O. Staiger
In medicine, the reasons for variation in treatment rates across hospitals serving similar patients are not well understood. Some interpret this variation as unwarranted and push standardization of care as a way of reducing allocative inefficiency. However, an... View Details
- 2017
- Working Paper
Crime and Violence: Desensitization in Victims to Watching Criminal Events
By: Rafael Di Tella, Lucía Freira, Ramiro H. Gálvez, Ernesto Schargrodsky, Diego Shalom and Mariano Sigman
We study desensitization to crime in a lab experiment by showing footage of criminal acts to a group of subjects, some of whom have been previously victimized. We measure biological markers of stress and behavioral indices of cognitive control before and after treated... View Details
- October 2017
- Case
Updating Dating
By: Thomas R. Eisenmann, Scott Duke Kominers and Alan Lam
To identify design ideas for their own startup, two MBAs compare the different profiling, matching, and monetization approaches employed by five incumbent dating services: Coffee Meets Bagel, OKCupid, Jiayuan, Dating Ring, and HurryDate. View Details
Keywords: Marketplace Design; Dating Services; Entrepreneurship; Market Design; United States; China
- 2017
- Working Paper
Intermediation in the Supply of Agricultural Products in Developing Economies
By: Kris J. Ferreira, Joel Goh and Ehsan Valavi
Problem Definition: Farmers face several challenges in agricultural supply chains in emerging economies that contribute to extreme levels of poverty. One common challenge is that farmers only have access to one channel, often an auction, for which to sell their crops.... View Details
- October 2017
- Article
The Size of the LGBT Population and the Magnitude of Anti-Gay Sentiment Are Substantially Underestimated
By: Katherine Baldiga Coffman, Lucas C. Coffman and Keith M. Marzilli Ericson
We demonstrate that widely used measures of anti-gay sentiment and the size of the LGBT population are misestimated, likely substantially. In a series of online experiments using a large and diverse but non-representative sample, we compare estimates from the standard... View Details
- September 2017 (Revised January 2025)
- Case
Dinesh Moorjani and Hatch Labs
By: Christopher Stanton, Shikhar Ghosh, Allison Ciechanover and Jeff Huizinga
This case is about Tinder. It discusses different business models and ways of structuring the initial team. With a $6 million investment from IAC/Interactive in 2010, Dinesh Moorjani founded Hatch Labs to build mobile apps. His mission was to attract entrepreneurial... View Details
- Fall 2017
- Article
An Empirical Analysis of Investment Return Dispersion in Emerging Markets Private Equity
By: Josh Lerner and Mark Baker
The authors use transaction-level data to compare the dispersion of private equity (PE) returns in emerging markets (EMs) to the same in developed markets (DMs). They regress within-market absolute deviation from the mean on an EM indicator and controls. They find... View Details
- September 2017
- Article
The Real Effects of Capital Controls: Firm-Level Evidence from a Policy Experiment
By: Laura Alfaro, Anusha Chari and Fabio Kanczuk
Emerging-market governments adopted capital control taxes to manage the massive surge in foreign capital inflows in the aftermath of the global financial crisis. Theory suggests that the imposition of capital controls can drive up the cost of capital and curb... View Details
- September 2017
- Article
Time-Driven Activity-Based Costing to Estimate Cost of Care at Multidisciplinary Aerodigestive Centers
By: Robert S. Kaplan, Jordan A. Garcia, Bipin Mistry, Stephen Hardy, Mary Shannon Fracchia, Cheryl Hersh, Carissa Wentland, Joseph Vadakekalam and Christopher J. Hartnick
Time-driven activity-based costing was used to estimate the cost of care for patients with laryngeal cleft seen between 2008 and 2013 at the Massachusetts Eye and Ear Infirmary Pediatric Aerodigestive Center. Retrospective chart review was performed to identify clinic... View Details
- 14 Aug 2017
- Conference Presentation
A Convex Framework for Fair Regression
By: Richard Berk, Hoda Heidari, Shahin Jabbari, Matthew Joseph, Michael J. Kearns, Jamie Morgenstern, Seth Neel and Aaron Roth
We introduce a flexible family of fairness regularizers for (linear and logistic) regression problems. These regularizers all enjoy convexity, permitting fast optimization, and they span the range from notions of group fairness to strong individual fairness. By varying... View Details