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- 2013
- Working Paper
Separating Homophily and Peer Influence with Latent Space
By: Joseph P. Davin, Sunil Gupta and Mikolaj Jan Piskorski
We study the impact of peer behavior on the adoption of mobile apps in a social network. To identify social influence properly, we introduce latent space as an approach to control for latent homophily, the idea that "birds of a feather flock together." In a series of...
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Keywords:
Social Influence;
Social Network;
Mobile App;
Peer Effects;
Latent Homophily;
Latent Space;
Proxy Variables;
Familiarity;
Behavior;
Consumer Behavior;
Applications and Software;
Social and Collaborative Networks;
Mobile and Wireless Technology;
Power and Influence;
Social Media
Davin, Joseph P., Sunil Gupta, and Mikolaj Jan Piskorski. "Separating Homophily and Peer Influence with Latent Space." Harvard Business School Working Paper, No. 14-053, January 2014.
- 2013
- Working Paper
How Does Risk Management Influence Production Decisions? Evidence from a Field Experiment
By: Shawn Cole, Xavier Gine and James Vickery
Weather is a key source of income risk, particularly in emerging market economies. This paper uses a randomized controlled trial involving a sample of Indian farmers to study how an innovative rainfall insurance product affects production decisions. We find that...
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Keywords:
Risk Management;
Production;
Weather;
Insurance;
Emerging Markets;
Agribusiness;
Insurance Industry;
Agriculture and Agribusiness Industry;
India
Cole, Shawn, Xavier Gine, and James Vickery. "How Does Risk Management Influence Production Decisions? Evidence from a Field Experiment." Harvard Business School Working Paper, No. 13-080, March 2013. (Revised September 2014.)
- February 2013
- Article
An Activity-Generating Theory of Regulation
By: Joshua Schwartzstein and Andrei Shleifer
We propose an activity-generating theory of regulation. When courts make errors, tort litigation becomes unpredictable and as such imposes risk on firms, thereby discouraging entry, innovation, and other socially desirable activity. When social returns to activity are...
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Keywords:
Courts and Trials;
Lawsuits and Litigation;
Governing Rules, Regulations, and Reforms;
Theory
Schwartzstein, Joshua, and Andrei Shleifer. "An Activity-Generating Theory of Regulation." Journal of Law & Economics 56, no. 1 (February 2013): 1–38. (Lead Article.)
- July 2012
- Case
Droga5: Launching Jay-Z's Decoded
By: Anita Elberse and Kwame Owusu-Kesse
In 2010, David Droga and Andrew Essex, co-founders of advertising agency Droga5, hope to convince both John Meneilly, manager of hip-hop star Shawn Carter—better known as Jay-Z—and a partner in Carter's company Roc Nation and Yusuf Mehdi, senior vice president of...
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Keywords:
Advertising;
Advertising Campaigns;
Marketing;
Brands and Branding;
Entertainment;
Advertising Industry;
Entertainment and Recreation Industry
Elberse, Anita, and Kwame Owusu-Kesse. "Droga5: Launching Jay-Z's Decoded." Harvard Business School Case 513-032, July 2012.
- May 18, 2012
- Article
Randomized Government Safety Inspections Reduce Worker Injuries with No Detectable Job Loss
By: David I Levine, Michael W. Toffel and Matthew S. Johnson
Controversy surrounds occupational health and safety regulators, with some observers claiming that workplace regulations damage firms' competitiveness and destroy jobs and others arguing that they make workplaces safer at little cost to employers and employees. We...
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Keywords:
Regulation;
Occupational Safety;
Evaluation;
Regression;
Matching;
Difference In Differences;
Safety;
Health;
Working Conditions;
Governing Rules, Regulations, and Reforms;
Competitive Advantage;
Performance;
Manufacturing Industry;
California
Levine, David I., Michael W. Toffel, and Matthew S. Johnson. "Randomized Government Safety Inspections Reduce Worker Injuries with No Detectable Job Loss." Science 336, no. 6083 (May 18, 2012): 907–911. (Online supplement (appendix). Featured in an article by the head of US OSHA, and in U.S. News & World Report and many other news outlets. Basis of U.S. Congressional testimony on promoting safe workplaces.)
- February 2012
- Article
Management Practices across Firms and Countries
By: Nicholas Bloom, Christos Genakos, Raffaella Sadun and John Van Reenen
For the last decade we have been using double-blind survey techniques and randomized sampling to construct management data on over 10,000 organizations across 20 countries. On average, we find that in manufacturing American, Japanese, and German firms are the best...
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Keywords:
Management Practices and Processes;
Competency and Skills;
Governing Rules, Regulations, and Reforms;
Organizations;
Developing Countries and Economies;
Economic Sectors;
Performance;
Business and Shareholder Relations;
Private Equity;
Multinational Firms and Management;
United States;
Germany;
Japan;
China;
India
Bloom, Nicholas, Christos Genakos, Raffaella Sadun, and John Van Reenen. "Management Practices across Firms and Countries." Academy of Management Perspectives 26, no. 1 (February 2012): 12–33.
- Article
Marketing Complex Financial Products in Emerging Markets: Evidence from Rainfall Insurance in India
By: Sarthak Gaurav, Shawn A. Cole and Jeremy Tobacman
Recent financial liberalization in emerging economies has led to the rapid introduction of new financial products. Lack of experience with financial products, low levels of education, and low financial literacy may slow adoption of these products. This article reports...
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Keywords:
Literacy;
Insurance;
Marketing;
Decisions;
Demand and Consumers;
Financial Instruments;
Emerging Markets;
Education;
Personal Finance;
Agribusiness;
Developing Countries and Economies;
Innovation and Invention;
Gujarat
Gaurav, Sarthak, Shawn A. Cole, and Jeremy Tobacman. "Marketing Complex Financial Products in Emerging Markets: Evidence from Rainfall Insurance in India." Journal of Marketing Research (JMR) 48, no. SPL (November 2011): S150–S162.
- June 2011
- Article
Financial Incentives for Extended Weight Loss: A Randomized, Controlled Trial
By: Leslie K. John, George Loewenstein, Andrea Troxel, Laurie Norton, Jennifer Fassbender and Kevin Volpp
John, Leslie K., George Loewenstein, Andrea Troxel, Laurie Norton, Jennifer Fassbender, and Kevin Volpp. "Financial Incentives for Extended Weight Loss: A Randomized, Controlled Trial." Journal of General Internal Medicine 26, no. 6 (June 2011): 621–626.
- November 2009 (Revised March 2010)
- Case
Managing Drugs on the Forefront of Personalized Medicine: The Erbitux and Vectibix Story
By: Richard G. Hamermesh, Raju Kucherlapati and Rachel Gordon
In May 2007, Amgen Inc. (Amgen) received disappointing news from the European Medicines Agency (EMEA) that its drug Vectibix, developed to fight metastatic colorectal cancer, had been rejected. This was especially surprising news given that a similar rival drug had...
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Keywords:
Entrepreneurship;
Governing Rules, Regulations, and Reforms;
Health Testing and Trials;
Marketing Strategy;
Product Positioning;
Genetics;
Biotechnology Industry;
Europe;
United States
Hamermesh, Richard G., Raju Kucherlapati, and Rachel Gordon. "Managing Drugs on the Forefront of Personalized Medicine: The Erbitux and Vectibix Story." Harvard Business School Case 810-066, November 2009. (Revised March 2010.)
- April 2009 (Revised May 2010)
- Case
Partners In Health: HIV Care in Rwanda
By: Michael E. Porter, Scott S. Lee, Joseph Rhatigan and Jim Yong Kim
In 2005, Partners in Health (PIH) was invited by the Rwandan Ministry of Health to assume responsibility for the management of public health care in two rural districts in Eastern Rwanda and create an HIV treatment program at these sites. PIH successfully implemented a...
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Keywords:
Developing Countries and Economies;
Health Care and Treatment;
Health Testing and Trials;
Medical Specialties;
Service Delivery;
Nonprofit Organizations;
Expansion;
Health Industry;
Rwanda
Porter, Michael E., Scott S. Lee, Joseph Rhatigan, and Jim Yong Kim. "Partners In Health: HIV Care in Rwanda." Harvard Business School Case 709-474, April 2009. (Revised May 2010.)
- Article
Czech Mate: Expropriation and Investor Protection in a Converging World
By: Mihir A. Desai and Alberto Moel
This paper examines the expropriation of a foreign investor by a local partner and the subsequent resolution of that case through international arbitration in favor of the investor. Despite the investor's 99% interest in joint venture, the local partner managed to...
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Keywords:
Joint Ventures;
Capital Markets;
Foreign Direct Investment;
Geographic Location;
Multinational Firms and Management;
Governance Controls;
Courts and Trials;
Rights;
Czech Republic;
United States
Desai, Mihir A., and Alberto Moel. "Czech Mate: Expropriation and Investor Protection in a Converging World." Review of Finance 12, no. 1 (2008): 221–251. (This paper is a revised version of ECGI Working Paper No. 62/2004.)
- Article
Financial Incentive Based Approaches for Weight Loss: A Randomized Trial
By: Kevin Volpp, Leslie K. John, Andrea Troxel, Laurie Norton, Jennifer Fassbender and George Loewenstein
Volpp, Kevin, Leslie K. John, Andrea Troxel, Laurie Norton, Jennifer Fassbender, and George Loewenstein. "Financial Incentive Based Approaches for Weight Loss: A Randomized Trial." JAMA, the Journal of the American Medical Association 300, no. 22 (December 10, 2008): 2631–2637.
- September 1997 (Revised August 2007)
- Case
Bankruptcy and Restructuring at Marvel Entertainment Group
By: Benjamin C. Esty and Jason Auerbach
Marvel Entertainment Group is the leading comic book publisher in the United States, with superheros like Spider-Man, the Incredible Hulk, the X-Men, and Captain America. It is also one of the leading manufacturers of sports and entertainment trading cards under the...
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Keywords:
Restructuring;
Decision Choices and Conditions;
Borrowing and Debt;
Insolvency and Bankruptcy;
Governance Controls;
Courts and Trials;
Planning;
Entertainment and Recreation Industry
Esty, Benjamin C., and Jason Auerbach. "Bankruptcy and Restructuring at Marvel Entertainment Group." Harvard Business School Case 298-059, September 1997. (Revised August 2007.)
- Forthcoming
- Article
Tepid Uptake of Digital Health Technologies in Clinical Trials by Pharmaceutical and Medical Device Firms
By: Caroline Marra and Ariel D. Stern
Digital health technologies (DHTs) can enable more patient-centric therapeutic development by generating evidence that captures how patients feel and function, enabling decentralized trial designs that increase participant inclusivity and convenience, and collecting...
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Keywords:
Health Care and Treatment;
Technological Innovation;
Product Development;
Health Testing and Trials;
Governing Rules, Regulations, and Reforms
Marra, Caroline, and Ariel D. Stern. "Tepid Uptake of Digital Health Technologies in Clinical Trials by Pharmaceutical and Medical Device Firms." Clinical Pharmacology & Therapeutics (forthcoming). (Pre-published online February 2, 2024.)