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(635)
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- Faculty Publications (159)
Show Results For
- All HBS Web
(635)
- People (8)
- News (132)
- Research (361)
- Events (3)
- Multimedia (1)
- Faculty Publications (159)
- 2024
- Working Paper
What Makes Players Pay? An Empirical Investigation of In-Game Lotteries
By: Tomomichi Amano and Andrey Simonov
In 2020, gamers spent more than $15 billion on loot boxes, lotteries of virtual items in video
games. Paid loot boxes are contentious. Game producers argue that loot boxes complement
the gameplay and expenditures on loot boxes reflect players’ enjoyment of the game.... View Details
Keywords: Consumer Behavior; Policy; Games, Gaming, and Gambling; Product Design; Ethics; Governing Rules, Regulations, and Reforms; Video Game Industry
Amano, Tomomichi, and Andrey Simonov. "What Makes Players Pay? An Empirical Investigation of In-Game Lotteries." Columbia Business School Research Paper Series, No. 4355019, June 2024.
- Article
Act Like a Scientist: Great Leaders Challenge Assumptions, Run Experiments, and Follow the Evidence
By: Stefan Thomke and Gary W. Loveman
Though they’ve been warned for decades about the dangers of overrelying on gut instinct and personal experience, managers keep failing to critically examine—much less challenge—the ideas their decisions are based on. To correct this problem they need to think and act... View Details
Thomke, Stefan, and Gary W. Loveman. "Act Like a Scientist: Great Leaders Challenge Assumptions, Run Experiments, and Follow the Evidence." Harvard Business Review 100, no. 3 (May–June 2022): 120–129.
- July 2003
- Case
Deutsche Borse
Focuses on how Deutsche Borse's (the German stock exchange based in Frankfurt) acquisition of a 50% stake in Clearstream International, a company specialized in clearing, settlement, and custody of securities across borders, may or may not confirm its position as the... View Details
Chacko, George C., Vincent Dessain, Eli Strick, and Jose-Abel Defina. "Deutsche Borse." Harvard Business School Case 204-008, July 2003.
The Market for Green Securities
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
- July 2013 (Revised October 2014)
- Case
Following Lance Armstrong: Excellence Corrupted
By: Clayton Rose and Noah Fisher
After years of vigorous denials, on January 14, 2013 Lance Armstrong admitted in a television interview with Oprah Winfrey that he "doped" in each of his record seven consecutive Tour de France victories, confirming the findings a few months earlier by the US... View Details
Keywords: Corruption; Ethics; Crime and Corruption; Leadership; Culture; Sports Industry; United States; Europe; France
Rose, Clayton, and Noah Fisher. "Following Lance Armstrong: Excellence Corrupted." Harvard Business School Case 314-015, July 2013. (Revised October 2014.)
- September 1992 (Revised March 2007)
- Case
Kaiser Steel Corporation, 1987
By: Timothy A. Luehrman
Kaiser Steel entered Chapter 11 bankruptcy proceedings in early 1987. Nine months later it still faces several difficult obstacles to reorganization, including litigation, environmental liabilities, and pension and medical benefits for retired employees. Students are... View Details
Keywords: Business Plan; Insolvency and Bankruptcy; Employee Relationship Management; Resource Allocation; Opportunities; Conflict and Resolution; Steel Industry; United States
Luehrman, Timothy A. "Kaiser Steel Corporation, 1987." Harvard Business School Case 293-019, September 1992. (Revised March 2007.)
- 10 Jan 2022
- News
The Secret Ingredient of Thriving Companies? Human Magic.
- 2010
- Working Paper
Agglomerative Forces and Cluster Shapes
By: William R. Kerr and Scott Duke Kominers
We model spatial clusters of similar firms. Our model highlights how agglomerative forces lead to localized, individual connections among firms, while interaction costs generate a defined distance over which attraction forces operate. Overlapping firm interactions... View Details
Keywords: Entrepreneurship; Geographic Location; Patents; Labor; Industry Clusters; Industry Structures; Relationships; Competitive Advantage; Technology Industry; California
Kerr, William R., and Scott Duke Kominers. "Agglomerative Forces and Cluster Shapes." Harvard Business School Working Paper, No. 11-061, December 2010.
- February 2016 (Revised May 2016)
- Case
Dinr: My First Start-up (A)
By: Shikhar Ghosh and Kristina Maslauskaite
In May 2012, a young employee at Google's London office, Markus Berger, was thinking whether he should quit his job and go after his dream of becoming an entrepreneur. Berger's idea was to create Dinr, a company that would offer an upscale food ingredient delivery... View Details
Keywords: Exit Strategy; Startup; Start-up; Business Exit or Shutdown; Business Startups; Entrepreneurship; Food
Ghosh, Shikhar, and Kristina Maslauskaite. "Dinr: My First Start-up (A)." Harvard Business School Case 816-080, February 2016. (Revised May 2016.)
- Article
No Taxation Without Information: Deterrence and Self-Enforcement in the Value Added Tax
By: Dina Pomeranz
Claims that the VAT facilitates tax enforcement by generating paper trails on transactions between firms contributed to widespread VAT adoption worldwide, but there is surprisingly little evidence. This paper analyzes the role of third-party information for VAT... View Details
Pomeranz, Dina. "No Taxation Without Information: Deterrence and Self-Enforcement in the Value Added Tax." American Economic Review 105, no. 8 (August 2015): 2539–2569. (Featured by CNN, Vox.eu, World Bank News, Bloomberg News and others.)
- 2009
- Working Paper
Policy Bundling to Overcome Loss Aversion: A Method for Improving Legislative Outcomes
By: Katherine L Milkman, Mary Carol Mazza, Lisa L. Shu, Chia-Jung Tsay and Max H. Bazerman
Policies that would create net benefits for society but would also involve costs frequently lack the necessary support to be enacted because losses loom larger than gains psychologically. To reduce this harmful consequence of loss aversion, we propose a new type of... View Details
Keywords: Decision Making; Cost vs Benefits; Policy; Government Legislation; Outcome or Result; Welfare
Milkman, Katherine L., Mary Carol Mazza, Lisa L. Shu, Chia-Jung Tsay, and Max H. Bazerman. "Policy Bundling to Overcome Loss Aversion: A Method for Improving Legislative Outcomes." Harvard Business School Working Paper, No. 09-147, June 2009. (Revised September 2009, December 2009.)
- 2007
- Working Paper
Evidence from Goodwill Non-impairments on the Effects of Unverifiable Fair-Value Accounting
By: Karthik Ramanna and Ross L. Watts
SFAS 142 requires firms to use unverifiable fair-value estimates to determine goodwill impairments. Standard setters suggest managers will use the discretion given by such estimates to convey private information on future cash flows, while agency theory predicts... View Details
Ramanna, Karthik, and Ross L. Watts. "Evidence from Goodwill Non-impairments on the Effects of Unverifiable Fair-Value Accounting." Harvard Business School Working Paper, No. 08-014, August 2007.
- 2025
- Working Paper
Healthcare Provider Bankruptcies
By: Samuel Antill, Ashvin Gandhi, Jessica Bai and Adrienne Sabety
Healthcare firms are filing for Chapter 11 bankruptcy at record rates. We find that bankruptcies increase healthcare staff turnover, worsen care, and harm patients. Using a difference-in-differences design, we estimate that a bankruptcy filing immediately increases... View Details
Keywords: Insolvency and Bankruptcy; Health Care and Treatment; Outcome or Result; Retention; Health Industry
Antill, Samuel, Ashvin Gandhi, Jessica Bai, and Adrienne Sabety. "Healthcare Provider Bankruptcies." Working Paper, April 2025.
- 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.
- 2011
- Teaching Note
China Merchants Bank in Transition (TN)
By: F. Warren McFarlan, Guoqing Chen and Ziqian Zhao
This case depicts China Merchants Bank's second strategic transformation. In the 90's, China Merchants Bank creatively introduced an all-in-one-card and an all-in-one-net based on IT systems and network, enabling itself to expand nationwide. By successfully entering... View Details
Keywords: Commercial Banks; Credit Cards; Strategy; Transformations; China; Banking; Information Technology; Banking Industry; China
McFarlan, F. Warren, Guoqing Chen, and Ziqian Zhao. "China Merchants Bank in Transition (TN)." Tsinghua University Teaching Note, 2011.
- June 2006 (Revised September 2006)
- Case
Euronext.liffe and the Over-the-Counter Derivatives Market (A)
Euronext.liffe, a derivatives trading exchange, had just finished rolling out three new services targeted at the over-the-counter (OTC) market in 2004. The services offered automated confirmation and clearing for OTC equity derivatives. Yet, developments in the... View Details
Keywords: Value Creation; Product Positioning; Competition; Financial Markets; Network Effects; Cooperation
Cantillon, Estelle S. "Euronext.liffe and the Over-the-Counter Derivatives Market (A)." Harvard Business School Case 706-515, June 2006. (Revised September 2006.)
- Research Summary
Tax evasion
Tax evasion generates billions of dollars of losses in government revenue and creates large distortions, especially in developing countries. A growing, mostly theoretical literature argues that information flows are central to understanding effective taxation.... View Details
- December 2012
- Article
Evidence on the Use of Unverifiable Estimates in Required Goodwill Impairment
By: Karthik Ramanna and Ross L. Watts
SFAS 142 requires managers to estimate the current fair value of goodwill to determine goodwill write-offs. In promulgating the standard, the FASB predicted managers will, on average, use the fair value estimates to convey private information on future cash flows. The... View Details
Keywords: Goodwill Impairment; Fair-value Accounting; FASB; SFAS 142; Fair Value Accounting; Standards; Cash Flow; Agency Theory; Motivation and Incentives; Forecasting and Prediction; Goodwill Accounting
Ramanna, Karthik, and Ross L. Watts. "Evidence on the Use of Unverifiable Estimates in Required Goodwill Impairment." Review of Accounting Studies 17, no. 4 (December 2012): 749–780.
- 2022
- Working Paper
THEMIS: A Framework for Cost-Benefit Analysis of COVID-19 Non-Pharmaceutical Interventions
By: Dimitris Bertsimas, Michael Lingzhi Li and Saksham Soni
Since December 2019, the world has been ravaged by the COVID-19 pandemic, with over 150 million confirmed cases and 3 million confirmed deaths worldwide. To combat the spread of COVID-19, governments have issued unprecedented non-pharmaceutical interventions (NPIs),... View Details
Keywords: COVID-19; Health Pandemics; Policy; Framework; Cost vs Benefits; Outcome or Result; United States; Germany; Brazil; Singapore; Spain
Bertsimas, Dimitris, Michael Lingzhi Li, and Saksham Soni. "THEMIS: A Framework for Cost-Benefit Analysis of COVID-19 Non-Pharmaceutical Interventions." Working Paper, April 2022.
- July, 2024
- Article
Consumer Protection in an Online World: An Analysis of Occupational Licensing
By: Chiara Farronato, Andrey Fradkin, Bradley Larsen and Erik Brynjolfsson
We study the demand and supply implications of occupational licensing using transaction-level data from a large online platform for home improvement services. We find that demand is more responsive to a professional's reviews than to the professional's... View Details
Keywords: Occupational Licensing; Consumer Protection; Perception; Experience and Expertise; Public Opinion; Governing Rules, Regulations, and Reforms; Demand and Consumers
Farronato, Chiara, Andrey Fradkin, Bradley Larsen, and Erik Brynjolfsson. "Consumer Protection in an Online World: An Analysis of Occupational Licensing." American Economic Journal: Applied Economics 16, no. 3 (July, 2024): 549–579.