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Show Results For
- All HBS Web
(2,998)
- People (6)
- News (789)
- Research (1,660)
- Events (17)
- Multimedia (11)
- Faculty Publications (665)
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- Article
Vertical Merger, Collusion, and Disruptive Buyers
By: Volker Nocke and Lucy White
In a repeated game setting of a vertically related industry, we study the collusive effects of vertical mergers. We show that any vertical merger facilitates upstream collusion, no matter how large (in terms of capacity or size of product portfolio) the integrated... View Details
Nocke, Volker, and Lucy White. "Vertical Merger, Collusion, and Disruptive Buyers." International Journal of Industrial Organization 28, no. 4 (July 2010): 350–354.
- 2010
- Article
Geography, Poverty and Conflict in Nepal
By: Quy-Toan Do and Lakshmi Iyer
This paper conducts an empirical analysis of the geographic, economic and social factors that contributed to the spread of civil war in Nepal over the period 1996-2006. This within-country analysis complements existing cross-country studies on the same subject. Using a... View Details
Keywords: Ethnicity; War; Poverty; Geography; Conflict and Resolution; Government and Politics; Economics; Nepal
Do, Quy-Toan, and Lakshmi Iyer. "Geography, Poverty and Conflict in Nepal." Journal of Peace Research 47, no. 6 (2010).
- 2024
- Working Paper
Primary Capital Market Transactions and Index Funds
By: Marco Sammon and Chris Murray
We document the effects of mechanical buying by CRSP-index-tracking funds on post-IPO returns and IPO deal structure. Leveraging a difference-in-differences-style design built on a 2017 CRSP rule change, we find that expected index fund demand leads fast track IPOs to... View Details
Keywords: Investment Funds; Initial Public Offering; Investment Return; Price; Market Transactions; Financial Markets
Sammon, Marco, and Chris Murray. "Primary Capital Market Transactions and Index Funds." Working Paper, August 2024.
- 2023
- Working Paper
Complexity and Time
By: Benjamin Enke, Thomas Graeber and Ryan Oprea
We provide experimental evidence that core intertemporal choice anomalies -- including extreme short-run impatience, structural estimates of present bias, hyperbolicity and transitivity violations -- are driven by complexity rather than time or risk preferences. First,... View Details
Enke, Benjamin, Thomas Graeber, and Ryan Oprea. "Complexity and Time." NBER Working Paper Series, No. 31047, March 2023.
- 2021
- Article
Cluster Presence and Economic Performance: A New Look Based on European Data
By: Christian H.M. Ketels and Sergiy Protsiv
This paper takes a fresh empirical look at how cluster presence matters for economic performance. It analyses a new data set developed for the European Cluster Observatory to assess the impact of clusters on industry-level wages and regional prosperity. It is found... View Details
Ketels, Christian H.M., and Sergiy Protsiv. "Cluster Presence and Economic Performance: A New Look Based on European Data." Regional Studies 55, no. 2 (2021): 208–220.
- June 2023
- Article
Regulatory Limits to Risk Management
By: Ishita Sen
Variable annuities, the largest liability of U.S. life insurers, are investment products containing long-dated minimum return guarantees. I show that guarantees with similar economic risks are treated differently by regulation and these differences impact insurers’... View Details
Keywords: Interest Rate Risk; Variable Annuities; Capital Regulation; Reinsurance; Derivatives; Risk Management; Interest Rates; Governing Rules, Regulations, and Reforms
Sen, Ishita. "Regulatory Limits to Risk Management." Review of Financial Studies 36, no. 6 (June 2023): 2175–2223.
- 2021
- Working Paper
Digital Labor Market Inequality and the Decline of IT Exceptionalism
By: Ruiqing Cao and Shane Greenstein
Several decades of expansion in digital communications, web commerce, and online distribution have altered regional IT labor market returns in the United States. IT occupations experienced similar wage growth as STEM occupations involving IT-related work activities,... View Details
Cao, Ruiqing, and Shane Greenstein. "Digital Labor Market Inequality and the Decline of IT Exceptionalism." Harvard Business School Working Paper, No. 21-019, August 2020. (Revised January 2021. NBER Working Paper Series, No. 21-015, August 2020)
- February 2021
- Article
Testing the Waters: Behavior across Participant Pools
By: Erik Snowberg and Leeat Yariv
We leverage a large-scale incentivized survey eliciting behaviors from (almost) an entire university student population, a representative sample of the U.S. population, and Amazon Mechanical Turk (MTurk) to address concerns about the external validity of experiments... View Details
Keywords: Lab Selection; External Validity; Experiments; Behavior; Surveys; Analytics and Data Science; Analysis
Snowberg, Erik, and Leeat Yariv. "Testing the Waters: Behavior across Participant Pools." American Economic Review 111, no. 2 (February 2021): 687–719.
- August 21, 2018
- Article
Patient–Physician Gender Concordance and Increased Mortality Among Female Heart Attack Patients
By: Brad Greenwood, Seth Carnahan and Laura Huang
We examine patient gender disparities in survival rates following acute myocardial infarctions (i.e., heart attacks) based on the gender of the treating physician. Using a census of heart attack patients admitted to Florida hospitals between 1991 and 2010, we find... View Details
Greenwood, Brad, Seth Carnahan, and Laura Huang. "Patient–Physician Gender Concordance and Increased Mortality Among Female Heart Attack Patients." Proceedings of the National Academy of Sciences 115, no. 34 (August 21, 2018).
- Article
National Image as a Competitive Disadvantage: The Case of the New Zealand Organic Food Industry
By: Geoffrey Jones and Simon Mowatt
This article examines why organic agriculture and food consumption developed more strongly in some countries than others between the 1970s and the 2000s. The focus is the limited growth of the New Zealand organic sector, which contrasts with countries such as Denmark,... View Details
Keywords: Industrial Organization; Chinitz; Agglomeration; Clusters; Cities; Mines; Political Economy; FDI; Agribusiness Industry; Agriculture; Agribusiness; Entrepreneurship; Business History; Agriculture and Agribusiness Industry; Food and Beverage Industry; Retail Industry; New Zealand; Denmark
Jones, Geoffrey, and Simon Mowatt. "National Image as a Competitive Disadvantage: The Case of the New Zealand Organic Food Industry." Business History 58, no. 8 (2016): 1262–1288.
- November 2013
- Article
Simplification and Saving
By: John Beshears, James J. Choi, David Laibson and Brigitte C. Madrian
The daunting complexity of important financial decisions can lead to procrastination. We evaluate a low-cost intervention that substantially simplifies the retirement savings plan participation decision. Individuals received an opportunity to enroll in a retirement... View Details
Keywords: Retirement Savings; Simplification; Procrastination; Behavioral Economics; Saving; Motivation and Incentives; Retirement
Beshears, John, James J. Choi, David Laibson, and Brigitte C. Madrian. "Simplification and Saving." Journal of Economic Behavior & Organization 95 (November 2013): 130–145.
- September 2010 (Revised October 2011)
- Case
Chances Are? Course Selection at HBS and at Kellogg
By: Hanna Halaburda and Aldo Sesia
The case describes two alternative elective course assignment procedures: Harvard Business School's lottery-based system and Kellogg Graduate School of Management's bidding-based system. The case has been designed to discuss the benefits and drawbacks of each system... View Details
Keywords: Business Education; Curriculum and Courses; Higher Education; Auctions; Marketplace Matching; Groups and Teams; Strategy; Education Industry; Sports Industry; United States
Halaburda, Hanna, and Aldo Sesia. "Chances Are? Course Selection at HBS and at Kellogg." Harvard Business School Case 711-417, September 2010. (Revised October 2011.)
- 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... View Details
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.)
- Spring 2021
- Article
Whose Job Is It Anyway? Co-Ethnic Hiring in New U.S. Ventures
By: Sari Pekkala Kerr and William R. Kerr
We explore co-ethnic hiring among new ventures using U.S. administrative data. Co-ethnic hiring is ubiquitous among immigrant groups, averaging about 22.5% and ranging from <2% to >40%. Co-ethnic hiring grows with the size of the local ethnic workforce, greater... View Details
Keywords: Hiring; Job Creation; E-Verify; Immigration; Selection and Staffing; Ethnicity; Entrepreneurship
Kerr, Sari Pekkala, and William R. Kerr. "Whose Job Is It Anyway? Co-Ethnic Hiring in New U.S. Ventures." Journal of Human Capital 15, no. 1 (Spring 2021): 86–127.
- 2015
- Book
Strategy Rules: Five Timeless Lessons from Bill Gates, Andy Grove, and Steve Jobs
By: David B. Yoffie and Michael A. Cusumano
The authors of the bestselling Competing on Internet Time (a Business Week top 10 book) analyze the strategies, principles, and skills of three of the most successful and influential figures in business—Bill Gates, Andy Grove, and Steve Jobs—offering... View Details
Keywords: Management; Strategy; Leadership; Information Technology; Entrepreneurship; Information Technology Industry
Yoffie, David B., and Michael A. Cusumano. Strategy Rules: Five Timeless Lessons from Bill Gates, Andy Grove, and Steve Jobs. New York: Harper Business, 2015.
- 28 Apr 2010
- Research & Ideas
Earth Day Reflections
collection of data, engage more deeply and effectively with all their stakeholders, and lower reputational risk through a high level of transparency. Given the importance of sustainability, I think companies have an ethical obligation to practice integrated reporting,... View Details
Keywords: by Staff
- 11 Sep 2008
- Working Paper Summaries
Competing Complements
- 21 Sep 2012
- Working Paper Summaries
Public Procurement and the Private Supply of Green Buildings
Keywords: by Timothy Simcoe & Michael W. Toffel
- May 2024 (Revised May 2024)
- Case
Market by Met Council: Revolutionizing Food Pantries in the Digital Age
By: Elisabeth Paulson and Michael W. Toffel
In fall 2023, the Food Program of Met Council—America’s largest Jewish charity dedicated to fighting poverty—completed the rollout of the newest version of its digital pantry platform to twelve food pantries in the Met Council food pantry network. The digital... View Details
Keywords: Customer Focus and Relationships; Digital Transformation; Nonprofit Organizations; Service Operations; Human Needs
Paulson, Elisabeth, and Michael W. Toffel. "Market by Met Council: Revolutionizing Food Pantries in the Digital Age." Harvard Business School Case 624-060, May 2024. (Revised May 2024.)
- 2022
- Article
The Pricing and Ownership of U.S. Green Bonds
By: Malcolm Baker, Daniel Bergstresser, George Serafeim and Jeffrey Wurgler
We study green bonds, which are bonds whose proceeds are used for environmentally sensitive purposes. After an overview of the U.S. corporate and municipal green bonds markets, we study pricing and ownership patterns using a simple framework that incorporates assets... View Details
Keywords: Green Bond; Pricing; Climate Finance; ESG; SRI; Sustainable; Municipal; Bonds; Environmental Sustainability; Financial Markets; Price; Ownership; United States
Baker, Malcolm, Daniel Bergstresser, George Serafeim, and Jeffrey Wurgler. "The Pricing and Ownership of U.S. Green Bonds." Annual Review of Financial Economics 14 (2022): 415–437.