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(392)
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Show Results For
- All HBS Web
(392)
- People (1)
- News (71)
- Research (269)
- Events (2)
- Multimedia (4)
- Faculty Publications (174)
- January 2019
- Article
Bubbles for Fama
By: Robin Greenwood, Andrei Shleifer and Yang You
We evaluate Eugene Fama's claim that stock prices do not exhibit price bubbles. Based on U.S. industry returns 1926–2014 and international sector returns 1985–2014, we present four findings: (1) Fama is correct in that a sharp price increase of an industry portfolio... View Details
Keywords: Bubble; Market Efficiency; Predictability; Price Bubble; Stocks; Price; Forecasting and Prediction
Greenwood, Robin, Andrei Shleifer, and Yang You. "Bubbles for Fama." Journal of Financial Economics 131, no. 1 (January 2019): 20–43. (Internet Appendix Here.)
- Article
Asymptotic Improvements of Lower Bounds for the Least Common Multiples of Arithmetic Progressions
By: Daniel M. Kane and Scott Duke Kominers
For relatively prime positive integers and r, we consider the least common multiple L_n:=\mathop{\textrm{lcm}}(u_0,u_1,\dots, u_n) of the finite arithmetic progression \{u_k:=u_0+kr\}_{k=0}^n. We derive new lower bounds on L_n that improve upon those obtained... View Details
Keywords: Mathematical Methods
Kane, Daniel M., and Scott Duke Kominers. "Asymptotic Improvements of Lower Bounds for the Least Common Multiples of Arithmetic Progressions." Canadian Mathematical Bulletin 57, no. 3 (September 2014): 551–561.
- 05 Mar 2015
- Video
EiR Jim Sharpe, former president of Extrusion Technology
- 2024
- Working Paper
How Inflation Expectations De-Anchor: The Role of Selective Memory Cues
By: Nicola Gennaioli, Marta Leva, Raphael Schoenle and Andrei Shleifer
In a model of memory and selective recall, household inflation expectations remain rigid when inflation is anchored but exhibit sharp instability during inflation surges, as similarity prompts retrieval of forgotten high-inflation experiences. Using data from the New... View Details
Gennaioli, Nicola, Marta Leva, Raphael Schoenle, and Andrei Shleifer. "How Inflation Expectations De-Anchor: The Role of Selective Memory Cues." NBER Working Paper Series, No. 32633, June 2024.
- 15 Dec 2015
- Blog Post
One MBA's Path to Boston Consulting Group
These days it seems like many MBAs are focused on launching the next big startup. Entrepreneurship is awesome but you might call me a traditionalist. Consulting was my goal for my summer internship from the start. I have always been analytical and enjoy working on... View Details
- 27 Feb 2006
- Research & Ideas
Take Responsibility for Rising Stars
Many executives believe that leadership development is a job for the HR department. This may be the single biggest misconception they can have. As corporations have broken down work into manageable activities and then consolidated capabilities into areas of expertise,... View Details
- January 2008
- Background Note
Measuring Investment Performance
By: Andre F. Perold and Kenneth A. Froot
Examines various approaches to measuring investment performance. The approaches include the use of risk exposure and the Sharpe and Information Ratios. Applies the approaches to a variety of mutual funds to demonstrate the effect of using different metrics to measure... View Details
Keywords: Financial Management; Investment; Management Analysis, Tools, and Techniques; Measurement and Metrics; Performance; Risk and Uncertainty
Perold, Andre F., and Kenneth A. Froot. "Measuring Investment Performance." Harvard Business School Background Note 208-110, January 2008.
- July 2023 (Revised July 2024)
- Case
Miracle Therapeutics: Negotiating an IP License (A)
By: Satish Tadikonda, Michael Singer, William Marks and Wendi Yajnik
(General Experience Case) Beth Sharp and Jennifer Brilliant founded Miracle Therapeutics based on intellectual property developed by Brilliant and her post-doctoral student, John Supreme, in Brilliant’s lab at Elite University (EU). Miracle will have to obtain a... View Details
Tadikonda, Satish, Michael Singer, William Marks, and Wendi Yajnik. "Miracle Therapeutics: Negotiating an IP License (A)." Harvard Business School Case 824-020, July 2023. (Revised July 2024.)
- 30 Mar 2021
- Working Paper Summaries
Whose Job Is It Anyway? Co-Ethnic Hiring in New US Ventures
Keywords: by Sari Pekkala Kerr and William R. Kerr
- January 2002 (Revised June 2002)
- Background Note
The Rise and Decline of e-Consulting
By: Ashish Nanda and M. Julia Prats
E-consulting began as a specialized consulting service in the late 1990s. In January 2000, more than 100 firms were characterized as e-consultants. By December 2001, more than 50% of these firms had disappeared. This case tracks the rapid rise and sharp decline of... View Details
Nanda, Ashish, and M. Julia Prats. "The Rise and Decline of e-Consulting." Harvard Business School Background Note 902-175, January 2002. (Revised June 2002.)
- 06 Jun 2016
- News
Your Investment Tool Is Failing You
- May 1989 (Revised June 1990)
- Supplement
Ford Motor Co.: The Product Warranty Program (B)
Raises some exciting issues concerning the role of product warranty as a strategic marketing tool. General Motors, in response to a sharp drop in its market share, makes a dramatic change in its warranty policy. Ford has to decide how best to respond to this change. View Details
Menezes, Melvyn A. "Ford Motor Co.: The Product Warranty Program (B)." Harvard Business School Supplement 589-057, May 1989. (Revised June 1990.)
- October 2010 (Revised June 2014)
- Case
Volkswagen do Brasil: Driving Strategy with the Balanced Scorecard
By: Robert S. Kaplan and Ricardo Reisen de Pinho
A new management team at VW do Brazil develops and deploys a strategy map and Balanced Scorecard to accomplish a turnaround and cultural change after eight consecutive years of financial losses and market share declines. The team uses the strategy map to align... View Details
Keywords: Business Cycles; Developing Countries and Economies; Management Teams; Leadership; Balanced Scorecard; Strategic Planning; Balance and Stability; Motivation and Incentives; Communication Strategy; Competitive Advantage; Auto Industry; Brazil; Germany
Kaplan, Robert S., and Ricardo Reisen de Pinho. "Volkswagen do Brasil: Driving Strategy with the Balanced Scorecard." Harvard Business School Case 111-049, October 2010. (Revised June 2014.)
- September 2016
- Case
Truly Human Leadership at Barry-Wehmiller
By: Dylan Minor and Jan Rivkin
The chief executive of Barry-Wehmiller, a large maker of industrial equipment, has resolved to run the company via “truly human leadership” in which “success is measured by the way we touch the lives of people.” With unusual people practices and a distinctive strategy,... View Details
Keywords: Job Cuts and Outsourcing; Values and Beliefs; Organizational Culture; Employees; Business Strategy; Manufacturing Industry
Minor, Dylan, and Jan Rivkin. "Truly Human Leadership at Barry-Wehmiller." Harvard Business School Case 717-420, September 2016.
- May 1998 (Revised February 2007)
- Background Note
Measuring Mutual Fund Performance
By: Andre F. Perold and Markus Mullarkey
Examines various approaches to measuring mutual fund performance. The approaches include the use of risk exposure and the Sharpe Ratio, as well as the Morningstar star system for rating mutual funds. Applies the approaches to a variety of mutual funds to demonstrate... View Details
Perold, Andre F., and Markus Mullarkey. "Measuring Mutual Fund Performance." Harvard Business School Background Note 298-139, May 1998. (Revised February 2007.)