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Show Results For
- All HBS Web
(1,785)
- People (1)
- News (514)
- Research (1,025)
- Events (2)
- Multimedia (20)
- Faculty Publications (651)
- 12 Feb 2021
- News
How Dunkin’ Donuts Took Over the World
donut chain wars, details near-death takeover moments, and expounds on why a donut and a cup of coffee represent much more than a simple morning pick-me-up. READ MORE Hanna: Your book opens by setting the scene almost like an HBS case.... View Details
Keywords: brands; leadership; management; strategy; operations; career; Food and Beverage Stores; Retail Trade
- July 2010
- Article
The Supply Side of Innovation: H-1B Visa Reforms and U.S. Ethnic Invention
By: William R. Kerr and William F. Lincoln
This study evaluates the impact of high-skilled immigrants on U.S. technology formation. We use reduced-form specifications that exploit large changes in the H-1B visa program. Higher H-1B admissions increase immigrant science and engineering (SE) employment and... View Details
Keywords: Engineering; Governing Rules, Regulations, and Reforms; Policy; Immigration; Innovation and Invention; Patents; Business and Government Relations; Science; United States
Kerr, William R., and William F. Lincoln. "The Supply Side of Innovation: H-1B Visa Reforms and U.S. Ethnic Invention." Journal of Labor Economics 28, no. 3 (July 2010): 473–508. (Winner of H. Gregg Lewis Prize for Best Paper in Journal of Labor Economics 2010-2011.)
- March 2024 (Revised July 2025)
- Supplement
Miracle Therapeutics (B)
By: Satish Tadikonda, William Marks and Wendi Yajnik
Supplements the (A) case. Following on the negotiations detailed in the Miracle Therapeutics (A) case, Beth Sharp and Jennifer Brilliant from Miracle Therapeutics face new challenges with their company's funding and intellectual property (IP) after several missteps.... View Details
Keywords: Business Startups; Financing and Loans; Intellectual Property; Problems and Challenges; Business or Company Management
Tadikonda, Satish, William Marks, and Wendi Yajnik. "Miracle Therapeutics (B)." Harvard Business School Supplement 824-044, March 2024. (Revised July 2025.)
- July 1979 (Revised August 2019)
- Background Note
Note on Taxation
By: William J. Poorvu, Arthur I Segel, Glenn S. Miller, Michael D. Kummer, Charles F. Wu, Po Sit and Joseph M. Gerstel
Every real-estate transaction is affected by the tax consequences that result from its form and substance. Structuring a transaction without a thorough understanding of its tax considerations is likely to reduce the transaction's potential value. The failure to utilize... View Details
Poorvu, William J., Arthur I Segel, Glenn S. Miller, Michael D. Kummer, Charles F. Wu, Po Sit, and Joseph M. Gerstel. "Note on Taxation." Harvard Business School Background Note 379-192, July 1979. (Revised August 2019.)
- 2008
- Working Paper
The Ethnic Composition of U.S. Inventors
By: William R. Kerr
The ethnic composition of US scientists and engineers is undergoing a significant transformation. This study applies an ethnic-name database to individual patent records granted by the United States Patent and Trademark Office to document these trends with greater... View Details
Keywords: Inventors; Scientists; Engineers; Information Technology; Patents; Ethnicity; Innovation and Invention; Research and Development; Immigration; China; United States; India
Kerr, William R. "The Ethnic Composition of U.S. Inventors." Harvard Business School Working Paper, No. 08-006, May 2007. (Permanent working paper describing ethnic-name patenting data, revised December 2008.)
- April 1990 (Revised December 1995)
- Case
SouthPark IV
A young entrepreneur examines an 80,000 square foot office/warehouse building as a potential acquisition. The building is currently fully leased but all four leases will expire shortly. Due to changing market conditions, the protagonist has to look at current market... View Details
Keywords: Mergers and Acquisitions; Valuation; Property; Management Analysis, Tools, and Techniques; Leasing; Cash Flow; Real Estate Industry
Poorvu, William J. "SouthPark IV." Harvard Business School Case 390-181, April 1990. (Revised December 1995.)
- June 2007
- Article
Does Employment Protection Reduce Productivity? Evidence from U.S. States
By: David H Autor, William R. Kerr and Adriana D. Kugler
Theory predicts that mandated employment protections may reduce productivity by distorting production choices. Firms facing (non-Coasean) worker dismissal costs will curtail hiring below efficient levels and retain unproductive workers, both of which should affect... View Details
Keywords: Theory; Production; Selection and Staffing; Cost; Employment; Capital; Performance Productivity; United States
Autor, David H., William R. Kerr, and Adriana D. Kugler. "Does Employment Protection Reduce Productivity? Evidence from U.S. States." Economic Journal 117, no. 521 (June 2007): 189–217.
- 24 Nov 2015
- Research & Ideas
Developing Your Next CEO for the Family Business
A good book on CEO succession is The CEO Within by my Harvard Business School colleague Joe Bower. Bower studied how companies perform after hiring a new CEO, noting whether the successor had been recruited from inside or outside the... View Details
- 01 Jun 2004
- News
Working the Street
destined to succeed his father, William R. Timken Jr. (MBA 1962), at the helm of The Timken Company, the Canton, Ohio–based multinational manufacturing firm. Indeed, Kurt worked at Timken for five years before HBS, followed View Details
- 22 Mar 2011
- First Look
First Look: March 22
and overly restricting access to credit and consumer choice. Nicolas Retsinas, Eric Belsky, and their colleagues aim to stimulate debate based on analysis of the opportunities and challenges presented by the various components of global... View Details
Keywords: Sean Silverthorne
- June 30, 2020
- Article
Scaling Up Behavioral Science Interventions in Online Education
By: Rene F. Kizilcec, Justin Reich, Michael Yeomans, Christoph Dann, Emma Brunskill, Glenn Lopez, Selen Turkay, Joseph J. Williams and Dustin Tingley
Online education is rapidly expanding in response to rising demand for higher and continuing education, but many online students struggle to achieve their educational goals. Several behavioral science interventions have shown promise in raising student persistence and... View Details
Keywords: Online Learning; Behavioral Interventions; Scale; Education; Online Technology; Performance Improvement
Kizilcec, Rene F., Justin Reich, Michael Yeomans, Christoph Dann, Emma Brunskill, Glenn Lopez, Selen Turkay, Joseph J. Williams, and Dustin Tingley. "Scaling Up Behavioral Science Interventions in Online Education." Proceedings of the National Academy of Sciences 117, no. 26 (June 30, 2020).
- September 2022 (Revised June 2025)
- Case
York Capital CLOs and WorldStrides International
By: Victoria Ivashina and William Vrattos
The case follows the debt restructuring of WorldStrides International, a travel program provider in the education market, after the onset of COVID-19. The pandemic severely impacted the travel industry, creating challenges for many companies like WorldStrides, which... View Details
Keywords: COVID-19 Pandemic; Debt Restructuring; CLO; Compliance; Debt Securities; Financing and Loans; Decision Making; Travel Industry; Education Industry
Ivashina, Victoria, and William Vrattos. "York Capital CLOs and WorldStrides International." Harvard Business School Case 223-034, September 2022. (Revised June 2025.)
- November 2011 (Revised June 2012)
- Case
The Big 3 Roar Back
By: William W. George
The "Big 3"—Ford Motor Company, General Motors, and Chrysler—were all headquartered in Detroit, Michigan. Born between 1903 and 1928, they dominated the automobile industry in the U.S. for decades until they became complacent. In the 1970s they started losing share to... View Details
Keywords: Production; Labor Unions; Labor and Management Relations; Industry Clusters; Competitive Strategy; Auto Industry; Manufacturing Industry; Michigan
George, William W. "The Big 3 Roar Back." Harvard Business School Case 412-072, November 2011. (Revised June 2012.)
- 12 Sep 2017
- First Look
First Look at New Research and Ideas, September 12, 2017
others—have become “hub firms” because they control access to billions of mobile customers coveted by all kinds of product and service providers. These hubs drive increasing returns to scale and claim a disproportionate share of the value... View Details
Keywords: Carmen Nobel
- October 29, 2020
- Article
How to Build a Digital Brand That Lasts
By: William Collis and David Collis
What makes a brand durable even as business models, technology and consumer behavior radically change? The key is that durable brands are adaptable brands—even legacy ones. To create durability, apply the MACE framework: 1) Mastery: Give your consumers... View Details
Collis, William, and David Collis. "How to Build a Digital Brand That Lasts." Harvard Business Review Digital Articles (October 29, 2020).
- 15 Aug 2006
- First Look
First Look: August 15, 2006
compared to their Mexican counterparts. In Mexico, foreign companies, which had access to financial markets abroad, also had lower average connections with banks. I conclude by arguing that even though the Brazil, Mexico and the United... View Details
Keywords: Sean Silverthorne
- 05 Jul 2016
- First Look
July 5, 2016
Influencing Human Behavior By: Reddy, Sheila M., Jensen Montambault, Yuta J. Masuda, Ayelet Gneezy, Elizabeth Keenan, William Butler, Jonathan R. Fisher, and Stanley T. Asah Abstract—Behavioral sciences can advance conservation View Details
Keywords: Sean Silverthorne
- 27 Oct 2009
- First Look
First Look: October 27
and Karim R. Lakhani Publication: Organization Science (forthcoming). Abstract We examine who the winners are in science problem-solving contests characterized by open broadcast of problem information, self-selection of external solvers... View Details
Keywords: Martha Lagace
- February 2018
- Article
Heterogeneous Technology Diffusion and Ricardian Trade Patterns
By: William R. Kerr
This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and... View Details
Keywords: Exports; Comparative Advantage; Technological Transfer; Innovation; Networks; Patents; Residency; Technology Adoption; Trade; Research and Development; Immigration; United States
Kerr, William R. "Heterogeneous Technology Diffusion and Ricardian Trade Patterns." World Bank Economic Review 32, no. 1 (February 2018): 163–182.
- 2013
- Working Paper
Heterogeneous Technology Diffusion and Ricardian Trade Patterns
By: William R. Kerr
This study tests the importance of Ricardian technology differences for international trade. The empirical analysis has three comparative advantages: including emerging and advanced economies, isolating panel variation regarding the link between productivity and... View Details
Keywords: Exports; Comparative Advantage; Technological Transfer; Innovation; Networks; Patents; Residency; Technology Adoption; Trade; Research and Development; Immigration; United States
Kerr, William R. "Heterogeneous Technology Diffusion and Ricardian Trade Patterns." Harvard Business School Working Paper, No. 14-039, November 2013. (NBER Working Paper Series, No. 19657, November 2013.)