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Show Results For
- All HBS Web
(3,610)
- People (17)
- News (830)
- Research (1,721)
- Events (7)
- Multimedia (94)
- Faculty Publications (867)
- Article
Investor Sentiment in the Stock Market
By: Malcolm Baker and Jeffrey Wurgler
We examine how investor sentiment affects the cross-section of stock returns. Theory predicts that a broad wave of sentiment will disproportionately affect stocks whose valuations are highly subjective and are difficult to arbitrage. We test this prediction by... View Details
Keywords: Financial Markets; Stocks; Investment Return; Valuation; Forecasting and Prediction; Volatility; Price; Risk and Uncertainty; Behavioral Finance
Baker, Malcolm, and Jeffrey Wurgler. "Investor Sentiment in the Stock Market." Journal of Economic Perspectives 21, no. 2 (Spring 2007): 129–151.
- May 2022
- Article
Variance Analysis: New Insights from Health Care Applications
By: Robert S. Kaplan and Susanna Gallani
We use a health care application to illustrate how variance analysis can be used to benchmark costs across similar service delivery sites. Variances for personnel costs, typically the largest cost component in service organizations, are calculated for price, quantity,... View Details
Keywords: Variance Analysis; Benchmarking; Time-Driven Activity-Based Costing; Health Care; Activity Based Costing and Management; Health Care and Treatment; Service Delivery; Service Industry
Kaplan, Robert S., and Susanna Gallani. "Variance Analysis: New Insights from Health Care Applications." Issues in Accounting Education 37, no. 2 (May 2022): 27–36.
- 22 Apr 2013
- News
Earth Day: Recent Research on Sustainability
- 01 Jul 2016
- News
P&G Overhauls Bonus System for Managers
- Video
Faculty to Class of 2013
- 01 Nov 2019
- Video
Devi Shetty
Devi Shetty, founder of Narayana Health in India, reflects... View Details
- 22 Apr 2013
- Research & Ideas
Earth Day: Recent Research on Sustainability
Recent articles have looked at research into the history, efficacy, and social responsibility found at the intersection of business and the environment. Here is a sample of some of the latest work from the School. How CEOs Sustain Higher-Ambition Goals At a recent HBS... View Details
- 26 Oct 2010
- News
Sweeney, Retsinas Interview About U.S. Housing Market
- 21 Mar 2024
- Video
The Value of an MBA - Driving Impact at HBS
- Video
Faculty to Class of 2013
- 25 Mar 2021
- News
Pandemic Shopping Habits Are Giving Inflation Experts a Headache
- February 2023 (Revised May 2023)
- Case
CalPERS Private Equity 2.0
By: Josh Lerner, John D. Dionne and Alys Ferragamo
Yup Kim, the Head of Investments, Private Equity at the California Public Employees’ Retirement System (CalPERS), reflected on the pension fund’s private equity strategy. In July of 2022, the fund was in the midst of a multi-year turnaround strategy with the goal to... View Details
Lerner, Josh, John D. Dionne, and Alys Ferragamo. "CalPERS Private Equity 2.0." Harvard Business School Case 223-048, February 2023. (Revised May 2023.)
- September 2015 (Revised September 2017)
- Case
Pershing Square 2.0
By: Robin Greenwood, Samuel Hanson and David Biery
In June 2015 William A. Ackman, the CEO and founder of New York hedge fund Pershing Square Capital, reflects on the success of the fund he has spent over a decade building. Since its inception in 2004, Pershing Square's assets under management had grown from $500... View Details
Keywords: Activism; Value Investing; Portfolio Management; Management; Investment Portfolio; Investment Activism
Greenwood, Robin, Samuel Hanson, and David Biery. "Pershing Square 2.0." Harvard Business School Case 216-003, September 2015. (Revised September 2017.)
- October 2022 (Revised September 2023)
- Supplement
SolarWinds Confronts SUNBURST (B)
Supplements the (A) case, describing actions taken by SolarWinds as well as by regulatory agencies in the aftermath of the immediate crisis. The case also includes reflections by SolarWinds managers on the choices they made with respect to disclosure, media relations,... View Details
Keywords: Cyberattacks; Cybersecurity; Corporate Disclosure; Crisis Management; Customer Focus and Relationships; Legal Liability; Governance Compliance; Business and Government Relations; Information Technology Industry; United States
Nagle, Frank, George A. Riedel, William R. Kerr, and David Lane. "SolarWinds Confronts SUNBURST (B)." Harvard Business School Supplement 723-368, October 2022. (Revised September 2023.)
- 30 Nov 2011
- News
Yelp's IPO Will Test the Flaws in Its Business Model
- 8 AM – 5 PM EDT, 31 May 2018
- Career Events
HBS Career Reboot Camp in Boston
Career Reboot Camp is coming to Boston! Led by Professor Tim Butler and facilitated by HBS career coaches, participants will work through exercises to reflect on their key career interests, what's important to them in work and life, and create a plan to move forward... View Details
- 8 AM – 5 PM EST, 17 Nov 2016
- Career Events
Career Reboot Camp in New York City
Career Reboot Camp is coming to New York! Led by Professor Tim Butler and facilitated by HBS career coaches, participants will work through exercises to reflect on their key career interests, what's important to them in work and life, and create a plan to move forward... View Details
- 8 AM – 5 PM CET, 23 Mar 2017
- Career Events
HBS Career Reboot Camp in Paris
Career Reboot Camp is coming to Paris! Led by Professor Tim Butler and facilitated by HBS career coaches, participants will work through exercises to reflect on their key career interests, what's important to them in work and life, and create a plan to move forward... View Details
- 2013
- Article
Boardroom Centrality and Firm Performance
By: David F. Larcker, Eric C. So and Charles C.Y. Wang
Firms with central or well-connected boards of directors earn superior risk-adjusted stock returns. Initiating a long position in the most central firms and a short position in the least central firms earns an average risk-adjusted return of 4.68% per year. Firms with... View Details
Larcker, David F., Eric C. So, and Charles C.Y. Wang. "Boardroom Centrality and Firm Performance." Journal of Accounting & Economics 55, nos. 2-3 (April–May 2013): 225–250.