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- All HBS Web
(3,071)
- People (5)
- News (697)
- Research (2,076)
- Events (8)
- Multimedia (14)
- Faculty Publications (907)
Robin Greenwood
Robin is the George Gund Professor of Finance and Banking at Harvard Business School. He serves as the Senior Associate Dean for Faculty Development and Research. He is past faculty director of the Behavioral Finance and Financial Stability project, chair of... View Details
- Article
Innovations in Retail Operations: Thirty Years of Lessons from Production and Operations Management
By: Marshall Fisher and Ananth Raman
We review papers published in Production and Operations Management (POM) during its thirty-year history that deal with retail operations issues with an empirical approach. The papers span a range of issues, from traditional ones like forecasting and inventory... View Details
Keywords: RFID; Innovation and Invention; Technology Adoption; Operations; E-commerce; Strategy; Retail Industry
Fisher, Marshall, and Ananth Raman. "Innovations in Retail Operations: Thirty Years of Lessons from Production and Operations Management." Special Issue on The 30th Anniversary Issue of Production and Operations Management edited by Subodha Kumar and Christopher S. Tang. Production and Operations Management 31, no. 12 (December 1, 2022): 4452–4461.
- March 1989 (Revised August 1994)
- Case
Avon Products
Avon Products announced both a change in its business focus and a reduction of its dividend in June 1988. To offset the likely stock price effect of the dividend reduction, Avon announced at the same time an unusual exchange offer, under which it would take up to 25%... View Details
Tiemann, Jonathan. "Avon Products." Harvard Business School Case 289-049, March 1989. (Revised August 1994.)
- September 2006 (Revised November 2006)
- Supplement
SUN Brewing (A) (CW)
The Khemka family of India--founders, managers, and majority owners of Russia-based SUN Brewing--faces a difficult decision in 1998. Following the ruble's massive devaluation in August 1998, the stock price of SUN brewing, which is publicly listed on the Luxemburg... View Details
- Article
Do Strict Capital Requirements Raise the Cost of Capital? Bank Regulation, Capital Structure and the Low Risk Anomaly
By: Malcolm Baker and Jeffrey Wurgler
Traditional capital structure theory predicts that reducing banks' leverage reduces the risk and cost of equity but does not change the weighted average cost of capital, and thus the rates for borrowers. We confirm that the equity of better-capitalized banks has lower... View Details
Baker, Malcolm, and Jeffrey Wurgler. "Do Strict Capital Requirements Raise the Cost of Capital? Bank Regulation, Capital Structure and the Low Risk Anomaly." American Economic Review: Papers and Proceedings 105, no. 5 (May 2015): 315–320.
- 20 Mar 2009
- Working Paper Summaries
Catering to Characteristics
- 18 Apr 2012
- News
Good corporate citizenship can pay off
- November 2003 (Revised June 2004)
- Case
Samsung and Daewoo: Two Tales of One City
By fiscal year 2000, Samsung had pulled far ahead of other "chaebols," Korean conglomerates. For example, the market value of Samsung affiliates listed on the Korea Stock Exchange exceeded the sum of the market value of listed affiliates of second, third, and fourth... View Details
Keywords: Competition; Business Conglomerates; Corporate Strategy; Emerging Markets; Crisis Management; Electronics Industry; South Korea
Sull, Donald N., Choelsoon Park, and Seonghoon Kim. "Samsung and Daewoo: Two Tales of One City." Harvard Business School Case 804-055, November 2003. (Revised June 2004.)
- May 2012
- Article
Global, Local, and Contagious Investor Sentiment
By: Malcolm Baker, Jeffrey Wurgler and Yu Yuan
We construct investor sentiment indices for six major stock markets and decompose them into one global and six local indices. In a validation test, we find that relative sentiment is correlated with the relative prices of dual-listed companies. Global sentiment is a... View Details
Keywords: Business and Shareholder Relations; Globalization; Stocks; Markets; Capital; Financial Services Industry
Baker, Malcolm, Jeffrey Wurgler, and Yu Yuan. "Global, Local, and Contagious Investor Sentiment." Journal of Financial Economics 104, no. 2 (May 2012): 272–287.
- 02 Jul 2009
- Working Paper Summaries
Technology Innovation and Diffusion as Sources of Output and Asset Price Fluctuations
- January 2025 (Revised March 2025)
- Case
Creating Value by Splitting Aster: Can One Minus One Equal Two?
By: V.G. Narayanan and Kairavi Dey
Aster DM Healthcare (Aster), founded by Dr. Azad Moopen in 1987, is a prominent healthcare conglomerate with operations spanning hospitals, clinics, retail pharmacies, and diagnostic centers across India and the GCC. After its 2018 listing on India’s National Stock... View Details
Keywords: Corporate Governance; Corporate Accountability; Leadership; Change Management; Mergers and Acquisitions; Restructuring; Negotiation; Valuation; Health Industry; Asia; India; Middle East; United Arab Emirates
Narayanan, V.G., and Kairavi Dey. "Creating Value by Splitting Aster: Can One Minus One Equal Two?" Harvard Business School Case 125-069, January 2025. (Revised March 2025.)
- 2013
- Working Paper
Do Strict Capital Requirements Raise the Cost of Capital? Banking Regulation and the Low Risk Anomaly
By: Malcolm Baker and Jeffrey Wurgler
Minimum capital requirements are a central tool of banking regulation. Setting them balances a number of factors, including any effects on the cost of capital and in turn the rates available to borrowers. Standard theory predicts that, in perfect and efficient capital... View Details
Keywords: Risk and Uncertainty; Cost of Capital; Capital Markets; Banks and Banking; Banking Industry; United States
Baker, Malcolm, and Jeffrey Wurgler. "Do Strict Capital Requirements Raise the Cost of Capital? Banking Regulation and the Low Risk Anomaly." NBER Working Paper Series, No. 19018, May 2013.
- March 2015
- Article
Signaling to Partially Informed Investors in the Newsvendor Model
By: William Schmidt, Vishal Gaur, Richard Lai and Ananth Raman
We investigate a puzzling phenomenon in which firms make investment decisions that purposefully do not maximize expected profits. Using an extension to the newsvendor model, we focus on a relatively common scenario in which the firm's investor has imperfect information... View Details
Schmidt, William, Vishal Gaur, Richard Lai, and Ananth Raman. "Signaling to Partially Informed Investors in the Newsvendor Model." Production and Operations Management 24, no. 3 (March 2015): 383–401.
- February 2023
- Article
Climate Solutions Investments
By: Alex Cheema-Fox, George Serafeim and Hui (Stacie) Wang
An increasing number of companies are providing products and services that help reduce carbon emissions in the economy. We develop a methodology to identify those companies and create a sample of publicly listed climate solutions companies allowing us to study their... View Details
Keywords: Decarbonization; Climate Finance; Climate Impact; Climate Risk; Environment; Sustainability; Carbon Emissions; Electric Vehicles; Energy; Renewables; Climate Change; Corporate Social Responsibility and Impact; Environmental Sustainability; Emerging Markets; Investment Portfolio
Cheema-Fox, Alex, George Serafeim, and Hui (Stacie) Wang. "Climate Solutions Investments." Journal of Portfolio Management 49, no. 3 (February 2023): 72–96.
- Research Summary
Wall Street Research
By: Paul M. Healy
Wall Street research helps to support a well-functioning capital market by providing investors with information about investment opportunities, and corporate issuers with liquidity for their stocks. Yet surprisingly little is known about how Wall Street research... View Details
- August 2009 (Revised August 2011)
- Case
Nanosolar, Inc.
Nanosolar is a start-up company in the clean tech sector. It expects to be one of the first manufacturers to produce thin-film solar panels using copper indium gallium (di)selenide (CIGS) technology. Although this technology is less efficient in producing electricity... View Details
Keywords: Business Startups; Renewable Energy; Marketing Strategy; Market Entry and Exit; Energy Industry; Green Technology Industry; Europe; United States
Steenburgh, Thomas J., and Alison Berkley Wagonfeld. "Nanosolar, Inc." Harvard Business School Case 510-037, August 2009. (Revised August 2011.)
- 2017
- Article
Inflation Bets or Deflation Hedges? The Changing Risks of Nominal Bonds
By: John Y. Campbell, Adi Sunderam and Luis M. Viceira
The covariance between U.S. Treasury bond returns and stock returns has moved considerably over time. While it was slightly positive on average in the period 1953–2009, it was unusually high in the early 1980s and negative in the 2000s, particularly in the downturns of... View Details
Campbell, John Y., Adi Sunderam, and Luis M. Viceira. "Inflation Bets or Deflation Hedges? The Changing Risks of Nominal Bonds." Critical Finance Review 6, no. 2 (2017): 263–301.
- January – February 2011
- Article
Benchmarks as Limits to Arbitrage: Understanding the Low-Volatility Anomaly
By: Malcolm Baker, Brendan Bradley and Jeffrey Wurgler
Contrary to basic finance principles, high-beta and high-volatility stocks have long underperformed low-beta and low-volatility stocks. This anomaly may be partly explained by the fact that the typical institutional investor's mandate to beat a fixed benchmark... View Details
Keywords: Volatility; Stocks; Investment Return; Investment Portfolio; Risk Management; Performance Expectations
Baker, Malcolm, Brendan Bradley, and Jeffrey Wurgler. "Benchmarks as Limits to Arbitrage: Understanding the Low-Volatility Anomaly." Financial Analysts Journal 67, no. 1 (January–February 2011).
- November 2016 (Revised March 2018)
- Case
Deutsche Bank: Structured Retail Products
By: Boris Vallée and Jérôme Lenhardt
Describes how Deutsche Bank, a leading European bank, is deciding whether or not to launch a new structured retail product in Germany: an autocallable note. Will this product find a market and how does it fit into the bank’s product portfolio? The case investigates how... View Details
Keywords: Structured Products; Structured Retail Products; Germany; Auto Callable Note; Financial Product; Financial Product Development; Financial Product Marketing; Financial Product Launch; Financial Product Positioning; Finance; Assets; Asset Pricing; Asset Management; Capital Markets; Financial Institutions; Banks and Banking; Commercial Banking; Financial Instruments; Annuities; Bonds; Stocks; Financial Management; Financial Markets; Financial Strategy; Interest Rates; Investment
Vallée, Boris, and Jérôme Lenhardt. "Deutsche Bank: Structured Retail Products." Harvard Business School Case 217-037, November 2016. (Revised March 2018.)