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- All HBS Web
(1,952)
- People (2)
- News (243)
- Research (1,484)
- Events (13)
- Multimedia (5)
- Faculty Publications (1,083)
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- April 1996
- Case
Silver Lane Apartments
By: William J. Poorvu and John H. Vogel Jr.
Scott Johnson is a successful developer of single-family and multi-family housing who specializes in renovating and turning around poorly performing apartments in good locations. He plans to sell a 506-unit property for portfolio and estate planning purposes. This case... View Details
Poorvu, William J., and John H. Vogel Jr. "Silver Lane Apartments." Harvard Business School Case 396-330, April 1996.
- Research Summary
PAPERS AND BOOKS IN PROGRESS:
"Social Networks in Republican Shanghai," edited conference volume with Nara Dillion.
"Equity Shares as Political Payoff: Property Rights Reform in Chinese Firms," ms. 2005
"Pathways of Development: The Uncertain... View Details
"Equity Shares as Political Payoff: Property Rights Reform in Chinese Firms," ms. 2005
"Pathways of Development: The Uncertain... View Details
- September 2011
- Article
What Drives Innovation?
By: Tom Nicholas
The idea that innovation drives economic growth is incontrovertible, but the factors that, in turn, drive innovation are not fully understood. This paper surveys the recent literature, focusing on three main drivers: intellectual property rights institutions, the... View Details
Nicholas, Tom. "What Drives Innovation?" Antitrust Law Journal 77, no. 3 (September 2011).
- 2018
- Working Paper
Patent Trolls: Evidence from Targeted Firms
By: Lauren Cohen, Umit G. Gurun and Scott Duke Kominers
We provide the first large-sample evidence on the behavior and impact of non-practicing entities (NPEs) in the intellectual property space. We find that on average, NPEs appear to behave as opportunistic “patent trolls.” NPEs sue cash-rich firms—and target cash in... View Details
Keywords: Patent Trolls; NPEs; PAEs; Innovation; Patents; Ethics; Lawsuits and Litigation; Innovation and Invention; Corporate Finance
Cohen, Lauren, Umit G. Gurun, and Scott Duke Kominers. "Patent Trolls: Evidence from Targeted Firms." Harvard Business School Working Paper, No. 15-002, July 2014. (Revised June 2018.)
- June 2013 (Revised March 2015)
- Case
Open Innovation at Siemens
By: Karim R. Lakhani, Katja Hutter, Stephanie Healy Pokrywa and Johann Fuller
The case describes Siemens, a worldwide innovator in the Energy, Healthcare, Industry, and Infrastructure & Cities sectors, and its efforts to develop and commercialize new R&D through open innovation, including internal and external crowdsourcing contests. Emphasis is... View Details
Keywords: Innovation; Innovation Management; Crowdsourcing; Innovation Strategy; Innovation and Management; Knowledge Management; Knowledge Sharing; Research and Development; Information Technology; Energy Industry; Health Industry; Green Technology Industry; Manufacturing Industry
Lakhani, Karim R., Katja Hutter, Stephanie Healy Pokrywa, and Johann Fuller. "Open Innovation at Siemens." Harvard Business School Case 613-100, June 2013. (Revised March 2015.)
- February 2000 (Revised August 2001)
- Case
Astor Park Hotel
By: William J. Poorvu, Arthur I Segel and Matthew C. Lieb
Starwood Hotels, the world's largest REIT, is interested in acquiring an underperforming hotel in the Pacific Northwest. Steve Goldman, Starwood's VP of acquisitions and development, is wondering how much to pay for the property and how to reposition it. View Details
Keywords: Entrepreneurship; Mergers and Acquisitions; Asset Pricing; Property; Investment; Accommodations Industry; Northwestern United States
Poorvu, William J., Arthur I Segel, and Matthew C. Lieb. "Astor Park Hotel." Harvard Business School Case 800-194, February 2000. (Revised August 2001.)
- November 2012
- Technical Note
OpCo / PropCo Valuation
By: Nicolas P. Retsinas, Lisa Strope and John C. Hettinger
This technical note describes the "OpCo/PropCo" process of valuing a real estate intensive business. The term "OpCo/PropCo" refers to a business arrangement in which a consolidated, real estate-intensive enterprise is split into two separate businesses: (1) A property... View Details
Retsinas, Nicolas P., Lisa Strope, and John C. Hettinger. "OpCo / PropCo Valuation." Harvard Business School Technical Note 213-070, November 2012.
- February 2023 (Revised March 2024)
- Supplement
Shanty Real Estate: Teaching Note Supplement
By: Michael Luca and Jesse M. Shapiro
Shanty is a simulation in which students inhabit the role of either a traditional home buyer or an iBuyer, both bidding on the same condo. The traditional home buyer has access to a “comp sheet” of similar properties that have recently sold, and has done a walkthrough.... View Details
- Research Summary
Social Choice and Voting Rules
By: Jerry R. Green
This research program is based on the idea that good voting systems should take into account the frequency with which different choice problems arise. Traditional social choice theory requires properties over a fixed domain of choice problems but does not offer the... View Details
- December 2014 (Revised August 2024)
- Case
HomeAway: Organizing the Vacation Rental Industry
By: Rory McDonald, Feng Zhu and Cheng Gao
In less than 10 years, cofounders Brian Sharples and Carl Shepherd had transformed HomeAway from just another Internet startup into the world's leading vacation-rental marketplace—a global online platform that links customers seeking vacation-home rentals to the... View Details
Keywords: Strategy; Innovation; Technology; Acquisitions; Operations Management; Digital Platforms; Acquisition; Entrepreneurship; Business Model; Disruptive Innovation; Disruption; Accommodations Industry
McDonald, Rory, Feng Zhu, and Cheng Gao. "HomeAway: Organizing the Vacation Rental Industry." Harvard Business School Case 615-036, December 2014. (Revised August 2024.)
- June 1975 (Revised September 2004)
- Case
Angus Cartwright III
By: Kenneth J. Hatten, William J. Poorvu, Howard H. Stevenson, Arthur I. Segel and John H. Vogel, Jr.
Judy and John DeRight, looking to diversify their investment portfolios, have retained Angus Cartwright, Jr. to identify prospective real estate acquisitions. Mr. Cartwright has four potential properties that he feels merit an in-depth financial analysis. The case... View Details
Keywords: Acquisition; Cash Flow; Investment Return; Investment Portfolio; Taxation; Balanced Scorecard; Valuation
Hatten, Kenneth J., William J. Poorvu, Howard H. Stevenson, Arthur I. Segel, and John H. Vogel, Jr. "Angus Cartwright III." Harvard Business School Case 375-376, June 1975. (Revised September 2004.)
- 26 Jun 2007
- Working Paper Summaries
Contracting in the Self-reporting Economy
- October 2022
- Exercise
Shanty Real Estate: Confidential Information for iBuyer 1
By: Michael Luca, Jesse M. Shapiro and Nathan Sun
Shanty is a simulation in which students inhabit the role of either a traditional home buyer or an iBuyer, both bidding on the same condo. The traditional home buyer has access to a “comp sheet” of similar properties that have recently sold, and has done a walkthrough.... View Details
Keywords: Algorithm; Decision Choices and Conditions; Decision Making; Measurement and Metrics; Market Timing
Luca, Michael, Jesse M. Shapiro, and Nathan Sun. "Shanty Real Estate: Confidential Information for iBuyer 1." Harvard Business School Exercise 923-019, October 2022.
- October 2022
- Exercise
Shanty Real Estate: Confidential Information for Homebuyer 3
By: Michael Luca, Jesse M. Shapiro and Nathan Sun
Shanty is a simulation in which students inhabit the role of either a traditional home buyer or an iBuyer, both bidding on the same condo. The traditional home buyer has access to a “comp sheet” of similar properties that have recently sold, and has done a walkthrough.... View Details
Luca, Michael, Jesse M. Shapiro, and Nathan Sun. "Shanty Real Estate: Confidential Information for Homebuyer 3." Harvard Business School Exercise 923-018, October 2022.
- April 2025
- Article
Serving with a Smile on Airbnb: Analyzing the Economic Returns and Behavioral Underpinnings of the Host’s Smile
By: Shunyuan Zhang, Elizabeth Friedman, Kannan Srinivasan, Ravi Dhar and Xupin Zhang
Non-informational cues, such as facial expressions, can significantly influence judgments and interpersonal impressions. While past research has explored how smiling affects business outcomes in offline or in-store contexts, relatively less is known about how smiling... View Details
Keywords: Sharing Economy; Airbnb; Image Feature Extraction; Machine Learning; Facial Expressions; Prejudice and Bias; Nonverbal Communication; E-commerce; Consumer Behavior; Perception
Zhang, Shunyuan, Elizabeth Friedman, Kannan Srinivasan, Ravi Dhar, and Xupin Zhang. "Serving with a Smile on Airbnb: Analyzing the Economic Returns and Behavioral Underpinnings of the Host’s Smile." Journal of Consumer Research 51, no. 6 (April 2025): 1073–1097.
- May 1992 (Revised August 1993)
- Case
Forest Policy in Malaysia
The governments of Malaysia and the Malaysian State of Sarawak need to assess possible changes in forest policy. Environmentalist pressure threatens traditional market relationships and patterns of business-government interaction. Harvest regulations, subsidies, trade... View Details
Keywords: Natural Environment; Policy; Government and Politics; Environmental Sustainability; Trade; Business and Government Relations; Governing Rules, Regulations, and Reforms; Forestry Industry; Forest Products Industry; Malaysia
Reinhardt, Forest L. "Forest Policy in Malaysia." Harvard Business School Case 792-099, May 1992. (Revised August 1993.)
- November 1999 (Revised December 2009)
- Case
The IBET Pension Fund
By: Arthur I Segel
Marisa Caris oversees real estate investments for the IBET Pension Fund. She must value each of the existing eight properties and determine a strategy for going forward. A rewritten version of an earlier case. View Details
Keywords: Financial Strategy; Investment Funds; Investment Portfolio; Valuation; Real Estate Industry
Segel, Arthur I. "The IBET Pension Fund." Harvard Business School Case 800-133, November 1999. (Revised December 2009.)
- 10 Oct 2023
- Cold Call Podcast
Scaling Two Businesses Against the Odds: Wendy Estrella’s Founder’s Journey
- May 2019 (Revised February 2020)
- Case
Bill Cummings: The Cummings Way
By: Christina R. Wing, Robert F. White and Michael Norris
In 2019, Bill Cummings, founder of Cummings Properties and Cummings Foundation and billionaire signer of the Giving Pledge, is winding down his roles at his company and foundation. How should the management move the company forward? View Details
Keywords: Real Estate Development; Philanthropy; Family Business; Nonprofit Organizations; Philanthropy and Charitable Giving; Management Succession; Real Estate Industry; United States; Boston
Wing, Christina R., Robert F. White, and Michael Norris. "Bill Cummings: The Cummings Way." Harvard Business School Case 619-038, May 2019. (Revised February 2020.)
- 26 Mar 2019
- Working Paper Summaries