Publications

We study whether, when, and how better connectivity through nonstop flights leads to positive innovation outcomes for firms in the global context. Using unique data of all flights emanating from 5,015 airports around the globe from 2005 to 2015 and exploiting a... View Details

August 2015
Article

Hospital Board and Management Practices Are Strongly Related to Hospital Performance on Clinical Quality Metrics

By: Thomas C Tsai, Ashish K. Jha, Atul A. Gawande, Robert S. Huckman, Nicholas Bloom and Raffaella Sadun

National policies to improve health care quality have largely focused on clinical provider outcomes and, more recently, payment reform. Yet the association between hospital leadership and quality, although crucial to driving quality improvement, has not been explored... View Details

Keywords: Hospitals; Quality; Governing and Advisory Boards; Management Practices and Processes; Service Delivery; Health Care and Treatment; Health Industry

2020
Working Paper

Fresh Fruit and Vegetable Consumption: The Impact of Access and Value

By: Retsef Levi, Elisabeth Paulson and Georgia Perakis

The goal of this paper is to leverage household-level data to improve food-related policies aimed at increasing the consumption of fruits and vegetables (FVs) among low-income households. Currently, several interventions target areas where residents have limited... View Details

Keywords: Food Deserts; Food Access; Food Policy; Causal Inference; Food; Nutrition; Poverty; Government Administration

SSRN

16 Mar 2021
Blog Post

2+2 Where Are They Now Spotlight: Smitha Das (MBA 2018)

course at HBS in college, I was drawn to the case study method and opportunity to further develop my network and leadership skills to achieve this integration and have a meaningful impact. How long was your deferral (2, 3, or 4 years)? 3... View Details

31 Aug 2021
News

Impact of Returning to Offices on Employee, Manager Morale and Productivity

Article

Counterfactual Explanations Can Be Manipulated

By: Dylan Slack, Sophie Hilgard, Himabindu Lakkaraju and Sameer Singh

Counterfactual explanations are useful for both generating recourse and auditing fairness between groups. We seek to understand whether adversaries can manipulate counterfactual explanations in an algorithmic recourse setting: if counterfactual explanations indicate... View Details

Keywords: Machine Learning Models; Counterfactual Explanations

13 Jan 2020
Blog Post

Blending my Tech and Managerial Mindsets

We recently caught up with Yuval Gonczarowski (MBA 2017), the Chief Technology Officer at ClimaCell Inc, a weather technology SaaS startup utilizing unique data sources like wireless signals and connected vehicles to map all the weather... View Details

2022
Working Paper

Can a Website Bring Unemployment Down? Experimental Evidence from France

By: Aïcha Ben Dhia, Bruno Crépon, Esther Mbih, Louise Paul-Delvaux, Bertille Picard and Vincent Pons

We evaluate the impact of an online platform giving job seekers tips to improve their search and recommendations of new occupations and locations to target, based on their personal data and labor market data. Our experiment used an encouragement design and was... View Details

Keywords: Online Platform; Digital Platform; Unemployment; Encouragement Design; Job Search; Jobs and Positions; Internet and the Web; Well-being; Outcome or Result; Digital Platforms; France

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Summer 2017
Article

Copyright Enforcement: Evidence from Two Field Experiments

By: Hong Luo and Julie Holland Mortimer

Effective dispute resolution is important for reducing private and social costs. We study how resolution responds to changes in price and communication using a new, extensive dataset of copyright infringement incidences by firms. The data cover two field experiments... View Details

Keywords: Copyright; Law Enforcement; Lawsuits and Litigation; Cost

2019
Working Paper

Collusive Investments in Technological Compatibility: Lessons from U.S. Railroads in the Late 19th Century

By: Daniel P. Gross

Collusion is widely condemned for its negative effects on consumer welfare and market efficiency. In this paper, I show that collusion may also in some cases facilitate the creation of unexpected new sources of value. I bring this possibility into focus through the... View Details

Keywords: Collusion; Compatibility; Railroads; Rail Transportation; Standards; Integration; Trade; History; United States

SSRN

June 2014
Article

Frictions in Shadow Banking: Evidence from the Lending Behavior of Money Market Funds

By: Sergey Chernenko and Adi Sunderam

We document the consequences of money market fund risk taking during the European sovereign debt crisis. Using a novel data set of security-level holdings of prime money market funds, we show that funds with large exposures to risky Eurozone banks suffered significant... View Details

Keywords: Money Market Mutual Funds; European Sovereign Debt Crisis; Runs; Contagion; Risk Taking; Investment Funds; Financial Crisis; Europe

02 Jan 2008
Research & Ideas

Most Popular Stories 2007

forecasting, consumer spending habits, and effective store layout. HBS Cases: When Good Teams Go Bad Know when teamwork doesn't work—and how to fix it. Professors Jeff Polzer and Scott Snook teach "The Army Crew Team" case and... View Details

Keywords: by Sean Silverthorne

14 Jul 2015
First Look

First Look: July 14, 2015

the effects of various political campaign activities on voter preferences in the domain of U.S. Presidential elections. We construct a comprehensive data set that covers the three most recent elections, with... View Details

Keywords: Sean Silverthorne

01 Feb 2019
HBS Seminar

Xavier Jaravel, London School of Economics

26 Mar 2019
First Look

New Research and Ideas, March 26, 2019

patient numbers in both NGO data and government registers by 20% and underreporting of treatment interruptions by 25%. We find no effect on worker or patient satisfaction. This suggests biometric technology... View Details

Keywords: Dina Gerdeman

November 2020 (Revised July 2022)
Case

Dell Technologies: Bringing the Cloud to the Ground

By: Navid Mojir and V. Kasturi Rangan

The case tells the story of Dell Technologies and its efforts to revitalize its value proposition and escape a commodity trap by acquiring EMC for $67 billion—the largest tech acquisition in history. It also shows the deeply intertwined connections between a company’s... View Details

Keywords: Value Proposition; Go-to-market; Strategic Positioning; Mergers and Acquisitions; Business Strategy; Marketing Strategy; Technological Innovation; Business Divisions; Information Technology Industry; Computer Industry

Educators

Purchase

2009
Working Paper

Endowments, Fiscal Federalism, and the Cost of Capital for States: Evidence from Brazil, 1891-1930

By: Andre C. Martinez Fritscher and Aldo Musacchio

There is a large amount of literature that aims to explain what determines country risk (defined as the difference between the yield of a sovereign's bonds and the risk free rate). In this paper, we contribute to the discussion by arguing that an important explanatory... View Details

Keywords: Trade; Cost of Capital; Revenue; Sovereign Finance; Goods and Commodities; Taxation; Business History; Risk and Uncertainty; Brazil

June 30, 2020
Article

Scaling Up Behavioral Science Interventions in Online Education

By: Rene F. Kizilcec, Justin Reich, Michael Yeomans, Christoph Dann, Emma Brunskill, Glenn Lopez, Selen Turkay, Joseph J. Williams and Dustin Tingley

Online education is rapidly expanding in response to rising demand for higher and continuing education, but many online students struggle to achieve their educational goals. Several behavioral science interventions have shown promise in raising student persistence and... View Details

Keywords: Online Learning; Behavioral Interventions; Scale; Education; Online Technology; Performance Improvement