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- All HBS Web
(1,904)
- People (1)
- News (440)
- Research (1,177)
- Events (6)
- Multimedia (5)
- Faculty Publications (496)
- 07 Oct 2019
- News
New Study Shows Adverse Economic Effects of Private Equity Buyouts
- Article
The Effect of Institutional Factors on the Value of Corporate Diversification
By: Venkat Kuppuswamy, George Serafeim and Belen Villalonga
Using a large sample of diversified firms from 38 countries we investigate the influence of several national-level institutional factors or 'institutional voids' on the value of corporate diversification. Specifically, we explore whether the presence of frictions in a... View Details
Keywords: Diversification Discount; Institutions; Labor Market; Competition; Human Capital; Diversification; Value; Capital Markets
Kuppuswamy, Venkat, George Serafeim, and Belen Villalonga. "The Effect of Institutional Factors on the Value of Corporate Diversification." Advances in Strategic Management 31 (2014).
- April 2023 (Revised July 2023)
- Case
Fermenting Accounting Problems at Vermont Kombucha Corp.
By: Tatiana Sandino and Marshal Herrmann
Founded in 2005, Vermont Kombucha Corp. (V-Ko) was an early mover in the fledgling U.S. market for kombucha, a drink brewed for its health benefits. Early on, the company captured more than 90% of market share. Under the leadership of its founder and CEO, Joe Williams,... View Details
Keywords: Going Public; Business Model; Financial Reporting; Ethics; Corporate Governance; Stock Shares; Food and Beverage Industry
Sandino, Tatiana, and Marshal Herrmann. "Fermenting Accounting Problems at Vermont Kombucha Corp." Harvard Business School Case 123-064, April 2023. (Revised July 2023.)
- June 2015 (Revised January 2017)
- Case
Greece's Debt: Sustainable?
By: George Serafeim
The case "Greece's Debt: Sustainable?" describes the Greek economic crisis, bailout from the European Union and the International Monetary Fund (IMF), and the debt restructuring that followed. Because of a lack of trust in Greece's ability to repay its debt, two... View Details
Keywords: Debt Crisis; Accounting; Debt Sustainability; Austerity; Solvency Opinions; Borrowing and Debt; Restructuring; Valuation; Accrual Accounting; Fair Value Accounting; Economy; Greece
Serafeim, George. "Greece's Debt: Sustainable?" Harvard Business School Case 115-063, June 2015. (Revised January 2017.)
- 2023
- Working Paper
Culture as a Signal: Evidence from a Natural Field Experiment
By: Wei Cai, Dennis Campbell and Jiehang Yu
The importance of culture as an informal management control system is increasingly acknowledged in academia. While prior research mainly focuses on the value of culture on internal stakeholders (e.g., employees), we examine whether culture serves as a credible signal... View Details
Cai, Wei, Dennis Campbell, and Jiehang Yu. "Culture as a Signal: Evidence from a Natural Field Experiment." SSRN Working Paper Series, No. 4447603, May 2023.
- November 2015 (Revised August 2016)
- Case
Unilever's New Global Strategy: Competing through Sustainability
In January 2009, when Paul Polman was appointed CEO of Unilever, he inherited a company in long-term decline at the beginning of a major global financial crisis. As the first outsider ever recruited to lead the company, Polman lost little time in challenging the... View Details
Keywords: Globalized Firms and Management; Corporate Social Responsibility and Impact; Competitive Strategy; Environmental Sustainability; Consumer Products Industry
Bartlett, Christopher A. "Unilever's New Global Strategy: Competing through Sustainability." Harvard Business School Case 916-414, November 2015. (Revised August 2016.)
- Teaching Interest
Overview
Professor Sherman was an assistant professor of the faculty at the MIT Sloan School of Management prior to joining Northeastern. He has been a visiting professor at INSEAD (France), the Naval Postgraduate School (Monterey, CA), Technion (Israel), Univ. of Auckland, and... View Details
- June 2025
- Case
Redefining the Edge: Jahez’s Strategic Pivot in Saudi Arabia’s Food Delivery Battle
By: Krishna G. Palepu and Ahmed Dahawy
Jahez made its mark in Saudi Arabia’s food delivery market by serving customers willing to pay more for reliable, high-quality service—a segment largely overlooked by other platforms. As the company grew, it expanded into the mass market and developed a network of... View Details
- 01 Apr 1996
- News
Stewards of the Seventh Generation
heat-trapping gases such as carbon dioxide that are released into the atmosphere when coal and petroleum products are burned. That same day, the Wall Street Journal reported that in California View Details
- 2023
- Working Paper
The Market for CEOs: Evidence from Private Equity
By: Paul A. Gompers, Steven N. Kaplan and Vladimir Mukharlyamov
Most research on the CEO labor market studies public company CEOs while largely ignoring CEOs in private equity (PE) funded companies. We fill this gap by studying the market for CEOs among U.S. companies purchased by PE firms in large leveraged buyout transactions.... View Details
Gompers, Paul A., Steven N. Kaplan, and Vladimir Mukharlyamov. "The Market for CEOs: Evidence from Private Equity." NBER Working Paper Series, No. 30899, April 2022. (Revised January 2023.)
- Research Summary
Comparative Corporate Governance
Dyck's research identifies the important role that institutions external to the firm play in determining corporate governance abuses, financial sector development, and the success of government policies such as privatization. In recent work Dyck develops an empirical... View Details
- 2020
- Working Paper
Reinventing Retail: The Novel Resurgence of Independent Bookstores
By: Ryan Raffaelli
This study examines how community-based brick-and-mortar retailers can achieve sustained market growth in the face of online and big box retail competition. The appearance of Amazon.com in 1995 led to a significant decline in the number of independent bookstores in the... View Details
Keywords: Bookstores; Competitive Strategy; Business and Community Relations; Customization and Personalization; Growth and Development; Retail Industry; United States
Raffaelli, Ryan. "Reinventing Retail: The Novel Resurgence of Independent Bookstores." Harvard Business School Working Paper, No. 20-068, January 2020.
- 02 Nov 2006
- Working Paper Summaries
Organizational Response to Environmental Demands: Opening the Black Box
Keywords: by Magali A. Delmas & Michael W. Toffel
- 01 Feb 1997
- News
Shaping the Future of Business: Entrepreneurial Evolution at HBS
confidence for entrepreneurs, a group that had sometimes been considered quirky or marginal. These individuals reported to be more satisfied, wealthy, and energized by their jobs than their classmates who... View Details
- Web
Student Spotlight: 2023 HCC Co-Presidents Reflect on Their Time at HBS and the Current Health Care Systems - Blog: Health Supplement
technology, and commercialization decision-making in the life sciences. They complemented the case method with applied learning through projects and written assignments–for example, a mock diligence View Details
- 17 Apr 2009
- Working Paper Summaries
The Investment Strategies of Sovereign Wealth Funds
- 2016
- Report
Review of Competitiveness Frameworks: An Analysis Conducted for the Irish National Competitiveness Council
By: Christian H.M. Ketels
The report reviews recent research on competitiveness as well as the use of competitiveness frameworks applied in leading international competitiveness rankings and in national competitiveness assessments. The report includes four main parts: The initial chapter... View Details
Ketels, Christian H.M. "Review of Competitiveness Frameworks: An Analysis Conducted for the Irish National Competitiveness Council." Report, Dublin, Ireland, April 2016.
- 08 Mar 2021
- News
Working Women Are At A Tipping Point: Former SBA Head (Podcast)
- October 2018 (Revised July 2019)
- Case
BulkWhiz: Negotiating as a Startup Founder in the UAE
By: Katherine Coffman, Christine Exley and Alpana Thapar
This case follows Amira Rashad as she founds BulkWhiz, a Dubai-based buy-in-bulk grocery delivery platform. Following its launch in September 2017, BulkWhiz experiences rapid growth of 30 percent per month in the United Arab Emirates. Despite this initial success,... View Details
Keywords: Entrepreneurial Management; Start-ups; Startup; Female Entrepreneur; Technology; Decision-making; Negotiations; Co-founders; Fundraising; Entrepreneurship; Business Startups; Management; Internet and the Web; Growth and Development Strategy; Decision Making; Negotiation; Expansion; E-commerce; Middle East; United Arab Emirates
Coffman, Katherine, Christine Exley, and Alpana Thapar. "BulkWhiz: Negotiating as a Startup Founder in the UAE." Harvard Business School Case 919-004, October 2018. (Revised July 2019.)