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Show Results For
- All HBS Web
(4,513)
- People (5)
- News (885)
- Research (2,745)
- Events (23)
- Multimedia (25)
- Faculty Publications (1,314)
- September – October 2007
- Article
Trading Patterns and Excess Comovement of Stock Returns
By: Robin Greenwood and Nathan Sosner
n April 2000, 30 stocks were replaced in the Nikkei 225 Index. The unusually broad index redefinition allowed for a study of the effects of index-linked trading on the excess comovement of stock returns. A large increase occurred in the correlation of trading volume of... View Details
Greenwood, Robin, and Nathan Sosner. "Trading Patterns and Excess Comovement of Stock Returns." Financial Analysts Journal 63, no. 5 (September–October 2007): 69–81.
- 01 Jun 2015
- News
The End of Cows?
Price is a market barrier for lab-grown beef, with production costs currently exceeding 250,000 euros per burger. (Photo courtesy of Cultured Beef) Price is a market barrier for lab-grown beef, with... View Details
- 13 Jun 2018
- Sharpening Your Skills
That Costs HOW Much?
"Price is what you pay. Value is what you get." For makers of that product, the price will help determine the target audience, help define marketing strategy, and, ultimately, decide whether the company makes money. In other... View Details
- July 2014
- Article
Accounting for Crises
By: Venky Nagar and Gwen Yu
We provide among the first empirical evidence consistent with recent macro global-game crisis models, which show that the precision of public signals can coordinate crises (e.g., Angeletos and Werning, 2006; Morris and Shin, 2002, 2003). In these models,... View Details
Keywords: Corporate Disclosure; Mathematical Methods; Game Theory; Financial Markets; Forecasting and Prediction; Accounting; Financial Crisis
Nagar, Venky, and Gwen Yu. "Accounting for Crises." American Economic Journal: Macroeconomics 6, no. 3 (July 2014): 184–213.
- September 1974 (Revised April 1975)
- Case
Ocean Spray Cranberries, Inc. (A)
At the conclusion of a small-scale pilot survey, management must decide whether to invest in a larger survey or terminate the project. The objective of the study is to use psychographic measurement techniques to study the alternative positions of cranberry sauce.... View Details
Keywords: Surveys; Product Positioning; Mathematical Methods; Agriculture and Agribusiness Industry; Food and Beverage Industry
DeBruicker, F., and Jan-Erik Modig. "Ocean Spray Cranberries, Inc. (A)." Harvard Business School Case 575-039, September 1974. (Revised April 1975.)
- 14 Oct 2013
- Research & Ideas
Blockbuster! Why Star Power Works
makes huge investments to acquire, develop, and market concepts with strong hit potential, and then banks on the sales of those titles to make up for the middling performance of their other content. Today's leading film studios,... View Details
- Profile
Pam Wildeman
career thus far? The diversity of experiences I’ve had. I never would have anticipated that working in Marketing would also give me such rich experiences in Finance, Manufacturing, Research &... View Details
Keywords: Entertainment / Media
- 01 Apr 1998
- News
Emerging Information
offices in 18 countries. The firm's main product, ISI Emerging Markets, is a continually evolving resource of information covering emerging markets in Europe, Latin America, and Asia. Contracting with local information providers - from... View Details
Keywords: Paul Michelman
- April 1998
- Teaching Note
Materials Technology Corporation TN
By: Clayton M. Christensen
Teaching Note for (9-694-075). View Details
- 14 Oct 2008
- Research & Ideas
Should You Bring Advertising Expertise In-House?
managers to give serious consideration to the internalization of at least some advertising and marketing services," Silk says in this Q&A. Sarah Jane Gilbert: Can you explain the concept of vertical integration? Alvin Silk:... View Details
- 24 Jun 2002
- Research & Ideas
Building ’Brandtopias’—How Top Brands Tap into Society
Customers value some of the most powerful brands in the world primarily for their "cultural value": They provide imaginative resources that people use to build their identities. These are what Harvard Business School professor Douglas Holt terms identity... View Details
Keywords: by Martha Lagace
- 2023
- Working Paper
Design-Based Confidence Sequences: A General Approach to Risk Mitigation in Online Experimentation
By: Dae Woong Ham, Michael Lindon, Martin Tingley and Iavor Bojinov
Randomized experiments have become the standard method for companies to evaluate the performance of new products or services. In addition to augmenting managers’ decision-making, experimentation mitigates risk by limiting the proportion of customers exposed to... View Details
Keywords: Performance Evaluation; Research and Development; Analytics and Data Science; Consumer Behavior
Ham, Dae Woong, Michael Lindon, Martin Tingley, and Iavor Bojinov. "Design-Based Confidence Sequences: A General Approach to Risk Mitigation in Online Experimentation." Harvard Business School Working Paper, No. 23-070, May 2023.
- Article
Analyzing Scrip Systems
By: Kris Johnson, David Simchi-Levi and Peng Sun
Scrip systems provide a nonmonetary trade economy for exchange of resources. We model a scrip system as a stochastic game and study system design issues on selection rules to match potential trade partners over time. We show the optimality of one particular rule in... View Details
Keywords: ＂Repeated Games＂; Stochastic Trust Game; Dynamic Program; P2P Lending; Scrip Systems; Artificial Currency; Non-monetary Trade Economies; Marketplace Matching; Currency; Operations; Game Theory
Johnson, Kris, David Simchi-Levi, and Peng Sun. "Analyzing Scrip Systems." Operations Research 62, no. 3 (May–June 2014): 524–534.
- 08 Jan 2007
- What Do You Think?
Neuro Economics: Science or Science Fiction?
associated with findings based on research in need of standards and more fully-developed methods. Joseph Mello points out that "these studies will produce results along two lines. First, there will be conclusions that can impact the... View Details
Keywords: by Jim Heskett
- November 1989 (Revised March 1992)
- Background Note
Concept Testing
By: Robert J. Dolan
Describes concept testing products. Presents guidelines for effective design, execution, and interpretation of test procedures. Discusses limitations of these techniques and sets out the situations for which they are appropriate. View Details
Dolan, Robert J. "Concept Testing." Harvard Business School Background Note 590-063, November 1989. (Revised March 1992.)
- 12 Sep 2012
- Research & Ideas
The Unexpected Link Between Cadavers and Careers
occupations are more likely to bequeath their corpses to medical research than those in male-dominated occupations. “There's a lot of discussion in the field of donation on how to morally increase the supply.” The finding is important... View Details
- 21 Aug 2013
- Research & Ideas
To Buy Happiness, Spend Money on Other People
gives some cash to two women in Harvard Square. The catch this time: Each of them must spend the money on someone else. "We've shown in our research that giving money to others actually does make people happier," says Norton, an associate... View Details
Keywords: by Carmen Nobel
- 2008
- Working Paper
CPC/CPA Hybrid Bidding in a Second Price Auction
By: Benjamin Edelman and Hoan Lee
We develop a model of online advertising in which each advertiser chooses from multiple advertising measurement metrics—paying either for each click on its ads (CPC), or for each purchase that follows an ad-click (CPA). Our analysis extends classic auction results by... View Details
Keywords: Online Advertising; Auctions; Bids and Bidding; Measurement and Metrics; Quality; Mathematical Methods; Web Sites
Edelman, Benjamin, and Hoan Lee. "CPC/CPA Hybrid Bidding in a Second Price Auction." Harvard Business School Working Paper, No. 09-074, December 2008.
- 16 Aug 2006
- Research & Ideas
Is MySpace.com Your Space?
per visit on the site. But MySpace and its rivals have also come under fire from law enforcement officials, policymakers, and parents, who worry that they are a haven for child predators. Given that backlash, is MySpace a safe bet for advertisers? Apparently so. To... View Details
- 07 Nov 2005
- What Do You Think?
Is Less Becoming More?
want to capitalize on the first-movers' research and development. . . . Regardless of the type of complexity, whether product- or choice-related, the consumer is ultimately overwhelmed." Addressing the issue of product complexity, K.... View Details