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(10,226)
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- Faculty Publications (5,693)
Show Results For
- All HBS Web
(10,226)
- People (22)
- News (1,556)
- Research (7,246)
- Events (98)
- Multimedia (65)
- Faculty Publications (5,693)
- 2019
- Working Paper
Fiscal Rules and Sovereign Default
By: Laura Alfaro and Fabio Kanczuk
Recurrent concerns over debt sustainability in emerging and developed nations have prompted renewed debate on the role of fiscal rules. Their optimality, however, remains unclear. We provide a quantitative analysis of fiscal rules in a standard model of sovereign debt... View Details
Alfaro, Laura, and Fabio Kanczuk. "Fiscal Rules and Sovereign Default." Harvard Business School Working Paper, No. 16-134, June 2016. (Also NBER Working Paper w23370. Revised January 2019.)
- 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
Berk, Richard, Hoda Heidari, Shahin Jabbari, Matthew Joseph, Michael J. Kearns, Jamie Morgenstern, Seth Neel, and Aaron Roth. "A Convex Framework for Fair Regression." Paper presented at the 4th Workshop on Fairness, Accountability, and Transparency in Machine Learning, Special Interest Group on Knowledge Discovery and Data Mining (SIGKDD), August 14, 2017.
- Fall 2020
- Article
Business Credit Programs in the Pandemic Era
By: Samuel G. Hanson, Jeremy C. Stein, Adi Sunderam and Eric Zwick
We develop a pair of models that speak to the goals and design of the sort of business-lending and corporate-bond purchase programs that have been introduced by governments in response to the ongoing COVID-19 pandemic. An overarching theme is that, in contrast to the... View Details
Keywords: COVID-19; Business Lending; Government Intervention; Econometric Models; Health Pandemics; Credit; Governance; Policy
Hanson, Samuel G., Jeremy C. Stein, Adi Sunderam, and Eric Zwick. "Business Credit Programs in the Pandemic Era." Brookings Papers on Economic Activity (Fall 2020).
- August 2018
- Article
Extrapolation and Bubbles
By: Nicholas Barberis, Robin Greenwood, Lawrence Jin and Andrei Shleifer
We present an extrapolative model of bubbles. In the model, many investors form their demand for a risky asset by weighing two signals: an average of the asset’s past price changes and the asset’s degree of overvaluation. The two signals are in conflict, and investors... View Details
Barberis, Nicholas, Robin Greenwood, Lawrence Jin, and Andrei Shleifer. "Extrapolation and Bubbles." Journal of Financial Economics 129, no. 2 (August 2018): 203–227.
- September 2009 (Revised June 2011)
- Case
Mercury Athletic: Valuing the Opportunity
By: Timothy A. Luehrman and Joel L. Heilprin
In January 2007, West Coast Fashions, Inc., a large designer and marketer of branded apparel, announced a strategic reorganization that would result in the divestiture of their wholly owned footwear subsidiary, Mercury Athletic. John Liedtke, the head of business... View Details
Keywords: Mergers ＆ Acquisitions; Sensitivity Analysis; Cost of Capital; Restructuring; Valuation; Cash Flow; Mergers and Acquisitions; Corporate Finance; Apparel and Accessories Industry
Luehrman, Timothy A., and Joel L. Heilprin. "Mercury Athletic: Valuing the Opportunity." Harvard Business School Brief Case 094-050, September 2009. (Revised June 2011.)
- September 2018 (Revised March 2019)
- Teaching Note
Philanthropy and Brand Building: Jeff Vinik and the Tampa Bay Lightning
By: Stephen A. Greyser and Michael Mondello
Teaching Note for HBS No. 919-403, “Philanthropy and Brand-Building: Jeff Vinik and the Tampa Bay Lightning.” Includes objectives, study questions, analysis and discussion points, and teaching plan—covering both traditional brand-building and the role of distinctive... View Details
- March 2013
- Article
Do You Really Want to Be an eBay?
By: Andrei Hagiu and Julian Wright
Most companies that serve as intermediaries between buyers and sellers face a fundamental strategy decision: Should they be resellers (like supermarkets), acquiring and then reselling products or services? Should they operate as multisided platforms (like eBay),... View Details
Hagiu, Andrei, and Julian Wright. "Do You Really Want to Be an eBay?" Harvard Business Review 91, no. 3 (March 2013): 102–108.
- March 1998
- Article
An Assessment of the Performance of Indian State-Owned Enterprises
By: Gautam Ahuja and Sumit K. Majumdar
We examine the determinants of performance of 68 Indian state-owned enterprises in the manufacturing sector for a five-year period: 1987 to 1991. Relative performance is determined using data envelopment analysis, with variations in performance patterns subsequently... View Details
Keywords: State-owned Enterprises; Economic Reform; Efficiency Analysis; Performance Efficiency; Privatization; Microeconomics; State Ownership; Manufacturing Industry; India
Ahuja, Gautam, and Sumit K. Majumdar. "An Assessment of the Performance of Indian State-Owned Enterprises." Journal of Productivity Analysis 9, no. 2 (March 1998): 113–132.
- May 2018
- Article
Nowcasting Gentrification: Using Yelp Data to Quantify Neighborhood Change
By: Edward L. Glaeser, Hyunjin Kim and Michael Luca
Data from digital platforms have the potential to improve our understanding of gentrification and enable new measures of how neighborhoods change in close to real time. Combining data on businesses from Yelp with data on gentrification from the Census, Federal Housing... View Details
Keywords: Forecasting Models; Simulation Methods; Regional Economic Activity: Growth, Development, Environmental Issues, And Changes; Geographic Location; Local Range; Transition; Analytics and Data Science; Measurement and Metrics; Economic Growth; Forecasting and Prediction
Glaeser, Edward L., Hyunjin Kim, and Michael Luca. "Nowcasting Gentrification: Using Yelp Data to Quantify Neighborhood Change." AEA Papers and Proceedings 108 (May 2018): 77–82.
- November 2011
- Case
Pacific Grove Spice Company
By: William E. Fruhan and Craig Stephenson
Pacific Grove Spice Company is a profitable, rapidly growing manufacturer, marketer, and distributor of quality spices and seasonings. The company's business model requires significant investment in accounts receivable, inventory, and fixed assets to support sales.... View Details
Keywords: Capital Expenditures; Investments; Acquisitions; Securities Analysis; Debt Securities; Opportunities; Cost of Capital; Valuation; Investment; Capital Budgeting; Business Model; Cash Flow; Financing and Loans; Acquisition; Food and Beverage Industry; Food and Beverage Industry
Fruhan, William E., and Craig Stephenson. "Pacific Grove Spice Company." Harvard Business School Brief Case 114-366, November 2011.
- 2009
- Report
Clusters and Dubai's Competitiveness
By: Christian H.M. Ketels
The Dubai Cluster Competitiveness Report presents a consistent analysis of the four clusters that currently dominate the Dubai economy: construction, financial services, tourism, and transportation and logistics. Each of the four cluster chapter provides a profile of... View Details
Keywords: Economy; Industry Clusters; Performance Evaluation; Competitive Strategy; Competitive Advantage; Construction Industry; Financial Services Industry; Tourism Industry; Transportation Industry; Dubai
Ketels, Christian H.M. "Clusters and Dubai's Competitiveness." Report, Dubai Economic Council, Dubai, United Arab Emirates, October 2009.
- May 2024
- Teaching Note
AI21 Labs in 2023: Strategy for Generative AI
By: David Yoffie
Teaching Note for HBS Case 724-383. The case has 3 important teaching purposes: First, what are the advantages and disadvantages of imitation? (e.g., Should AI21 imitate OpenAI with a chatbot?) Second, what are the advantages and disadvantages of keeping new technology... View Details
- November–December 2015
- Article
Active Postmarketing Drug Surveillance for Multiple Adverse Events
By: Joel Goh, Margrét V. Bjarnadóttir, Mohsen Bayati and Stefanos A. Zenios
Postmarketing drug surveillance is the process of monitoring the adverse events of pharmaceutical or medical devices after they are approved by the appropriate regulatory authorities. Historically, such surveillance was based on voluntary reports by medical... View Details
Keywords: Drug Surveillance; Health Care; Stochastic Models; Queueing; Diffusion Approximation; Brownian Motion; Health Care and Treatment; Analytics and Data Science; Analysis
Goh, Joel, Margrét V. Bjarnadóttir, Mohsen Bayati, and Stefanos A. Zenios. "Active Postmarketing Drug Surveillance for Multiple Adverse Events." Operations Research 63, no. 6 (November–December 2015): 1528–1546. (Finalist, 2012 INFORMS Health Applications Society Pierskalla Award.)
- December 2022 (Revised January 2025)
- Case
Akooda: Charging Toward Operational Intelligence
By: Christopher Stanton and Mel Martin
The Akooda case describes the challenges confronting founder and CEO Yuval Gonczarowski (MBA ‘17) in 2022 as he attempts to boost sales. Launched in November 2020, Akooda was an AI company that mined 20 different sources of digital data, from tools like Slack, Google... View Details
Keywords: Data Mining; Productivity; Monitoring; Data Analysis; AI and Machine Learning; Knowledge Management; Operations; Problems and Challenges; Employee Relationship Management; Information Technology Industry; Technology Industry; Information Industry; Boston; Israel
Stanton, Christopher, and Mel Martin. "Akooda: Charging Toward Operational Intelligence." Harvard Business School Case 823-018, December 2022. (Revised January 2025.)
- 2024
- Article
Supply and Demand and the Term Structure of Interest Rates
By: Robin Greenwood, Samuel Hanson and Dimitri Vayanos
We survey the growing literature emphasizing the role that supply-and-demand forces play in shaping the term structure of interest rates. Our starting point is the Vayanos and Vila (2009, 2021) model of the term structure of default-free bond yields, which we present... View Details
Greenwood, Robin, Samuel Hanson, and Dimitri Vayanos. "Supply and Demand and the Term Structure of Interest Rates." Annual Review of Financial Economics 16 (2024): 115–151.
- Article
Coarse Thinking and Persuasion
By: Sendhil Mullainathan, Joshua Schwartzstein and Andrei Shleifer
We present a model of uninformative persuasion in which individuals "think coarsely": they group situations into categories and apply the same model of inference to all situations within a category. Coarse thinking exhibits two features that persuaders take advantage... View Details
Mullainathan, Sendhil, Joshua Schwartzstein, and Andrei Shleifer. "Coarse Thinking and Persuasion." Quarterly Journal of Economics 123, no. 2 (May 2008): 577–619.
- May 2012 (Revised November 2015)
- Case
The National Geographic Society (A) (Abridged)
By: David A. Garvin and Annelena Lobb
In January 2010, John Fahey, president, CEO, and chairman of the board of trustees' executive committee of the Washington, D.C.–based National Geographic Society (NGS), must decide how best to organize the 121-year old mission-driven organization for a world of... View Details
Keywords: General Management; Change Management; Media And Publishing; Digital Convergence; Strategy Development; Business Models; Information Publishing; Online Technology; Business Model; Organizational Structure; Business Strategy; Publishing Industry
Garvin, David A., and Annelena Lobb. "The National Geographic Society (A) (Abridged)." Harvard Business School Case 312-120, May 2012. (Revised November 2015.)
- 20 Feb 2017
- Working Paper Summaries
Where Should We Build a Mall? The Formation of Market Structure and Its Effect on Sales
- November 2017 (Revised July 2019)
- Case
Project Moab at Hulu
By: C. Fritz Foley and James Weber
In 2015, Elaine Paul, CFO of Hulu, and the rest of the senior leadership team, must decide if they should offer a new, advertisement-free subscription service. At the time Hulu distributed a wide variety of content including in season current programing and earned... View Details
Keywords: Video On Demand; Subscriber Models; Media; Business Model; Decision Choices and Conditions; Media and Broadcasting Industry; Media and Broadcasting Industry; United States
Foley, C. Fritz, and James Weber. "Project Moab at Hulu." Harvard Business School Case 218-050, November 2017. (Revised July 2019.)
- March 2022 (Revised January 2025)
- Technical Note
Statistical Inference
This note provides an overview of statistical inference for an introductory data science course. First, the note discusses samples and populations. Next the note describes how to calculate confidence intervals for means and proportions. Then it walks through the logic... View Details
Keywords: Data Science; Statistics; Mathematical Modeling; Mathematical Methods; Analytics and Data Science
Bojinov, Iavor I., Michael Parzen, and Paul Hamilton. "Statistical Inference." Harvard Business School Technical Note 622-099, March 2022. (Revised January 2025.)