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(732)
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- Faculty Publications (253)
Show Results For
- All HBS Web
(732)
- News (216)
- Research (418)
- Events (4)
- Multimedia (5)
- Faculty Publications (253)
- July 2018
- Teaching Note
The Perfect Storm: What Happens When the Market Moves Four Standard Deviations?
By: Nori Gerardo Lietz and Sayiddah Fatima McCree
Adam Carter was the portfolio manager for Tate Modern Finance III, L.P. (“Tate” or the “Fund”), the third in a series of U.S. commercial real estate debt funds sponsored by the London-based Tate Partners. The Fund was capitalized with $700 million of equity... View Details
Keywords: CMBS; CLO; Repo Financing; Real Estate; Financial Strategy; Investment Funds; Financing and Loans
- Article
Tracking the Changing Feature of a Moving Object
By: Julian De Freitas, Nicholas E. Myers and Anna C. Nobre
The mind can track not only the changing locations of moving objects, but also their changing features, which are often meaningful for guiding action. How does the mind track such features? Using a task in which observers tracked the changing orientation of a rolling... View Details
De Freitas, Julian, Nicholas E. Myers, and Anna C. Nobre. "Tracking the Changing Feature of a Moving Object." Journal of Vision 16, no. 3 (February 2016): 1–21.
- 08 Apr 2015
- HBS Seminar
Susan Athey, Stanford Graduate School of Business
- March 2021 (Revised May 2021)
- Case
ALDDN: Advancing Local Dairy Development in Nigeria
By: Meg Rithmire and Debora L. Spar
In 2020, Ndidi Nwuneli, founder and CEO of Sahel Consulting in Nigeria, faced a thorny set of problems. Her firm partnered with the Bill and Melinda Gates Foundation in a large project to develop the local dairy industry as a way to facilitate equitable growth and... View Details
Keywords: Animal-Based Agribusiness; Food; Rural Scope; Growth and Development; Nonprofit Organizations; Globalized Markets and Industries; Business and Government Relations; Equality and Inequality; Food and Beverage Industry; Consulting Industry; Nigeria
Rithmire, Meg, and Debora L. Spar. "ALDDN: Advancing Local Dairy Development in Nigeria." Harvard Business School Case 721-026, March 2021. (Revised May 2021.)
- 26 Mar 2013
- Working Paper Summaries
How Elastic Are Preferences for Redistribution? Evidence from Randomized Survey Experiments
- March 2002 (Revised January 2003)
- Case
Microsoft: Positioning the Tablet PC
By: Youngme E. Moon and Christina L. Darwall
Microsoft is preparing for the launch of the Tablet PC, which allows users to use a pen (stylus) to run Windows and Windows applications, annotate documents, and create handwritten documents for later reference or even conversion to text. Microsoft's original equipment... View Details
Keywords: Technological Innovation; Product Positioning; Market Entry and Exit; Information Infrastructure; Applications and Software; Computer Industry
Moon, Youngme E., and Christina L. Darwall. "Microsoft: Positioning the Tablet PC." Harvard Business School Case 502-051, March 2002. (Revised January 2003.)
- 2019
- Article
Time Series Experiments and Causal Estimands: Exact Randomization Tests and Trading
By: Iavor I Bojinov and Neil Shephard
We define causal estimands for experiments on single time series, extending the potential outcome framework to dealing with temporal data. Our approach allows the estimation of a broad class of these estimands and exact randomization based p-values for testing causal... View Details
Bojinov, Iavor I., and Neil Shephard. "Time Series Experiments and Causal Estimands: Exact Randomization Tests and Trading." Journal of the American Statistical Association 114, no. 528 (2019): 1665–1682.
- January 2013 (Revised June 2017)
- Case
The Perfect Storm: What Happens When the Market Moves Four Standard Deviations?
Adam Carter was the portfolio manager for Tate Modern Finance III, L.P. (“Tate” or the “Fund”), the third in a series of U.S. commercial real estate debt funds sponsored by the London-based Tate Partners. The Fund was capitalized with $700 million of equity... View Details
Lietz, Nori Gerardo. "The Perfect Storm: What Happens When the Market Moves Four Standard Deviations?" Harvard Business School Case 213-077, January 2013. (Revised June 2017.)
- December 2011 (Revised June 2015)
- Case
Chairman Zhang and Broad Group: Growth Dilemmas
By: Christopher Marquis, Nancy Hua Dai and Juelin Yin
Zhang Yue, founder and chairman of Broad Group, had developed a series of innovative products aimed at solving China's environmental problems. Broad Group's products, services, and management were guided by values that prioritized morals, responsibility, environmental... View Details
Marquis, Christopher, Nancy Hua Dai, and Juelin Yin. "Chairman Zhang and Broad Group: Growth Dilemmas." Harvard Business School Case 412-095, December 2011. (Revised June 2015.)
- March 2025 (Revised May 2025)
- Case
ING Türkiye: Flexible Work in a Competitive Banking Environment
By: Ashley Whillans and Nico Schaefer
This case explores ING Türkiye’s journey toward workplace flexibility within the traditionally conservative Turkish banking sector. Beginning with early remote work experiments in 2015 and culminating in the FlexING model, by 2024 ING Türkiye had positioned itself as a... View Details
Keywords: Talent and Talent Management; Employee Relationship Management; Working Conditions; Business or Company Management; Adaptation; Competition; Organizational Culture; Banking Industry; Turkey
Whillans, Ashley, and Nico Schaefer. "ING Türkiye: Flexible Work in a Competitive Banking Environment." Harvard Business School Case 925-027, March 2025. (Revised May 2025.)
- November 2021
- Article
Panel Experiments and Dynamic Causal Effects: A Finite Population Perspective
By: Iavor Bojinov, Ashesh Rambachan and Neil Shephard
In panel experiments, we randomly assign units to different interventions, measuring their outcomes, and repeating the procedure in several periods. Using the potential outcomes framework, we define finite population dynamic causal effects that capture the relative... View Details
Keywords: Panel Data; Dynamic Causal Effects; Potential Outcomes; Finite Population; Nonparametric; Mathematical Methods
Bojinov, Iavor, Ashesh Rambachan, and Neil Shephard. "Panel Experiments and Dynamic Causal Effects: A Finite Population Perspective." Quantitative Economics 12, no. 4 (November 2021): 1171–1196.
- 2023
- Working Paper
How Resilient Is Venture-Backed Innovation? Evidence from Four Decades of U.S. Patenting
By: Sabrina T. Howell, Josh Lerner, Ramana Nanda and Richard Townsend
Despite theoretical predictions to the contrary, corporate innovation is strongly pro-cyclical. In this paper, we compare innovation in the economy as a whole to that of firms backed by venture capital (VC), a source of capital associated with the most impactful young... View Details
Keywords: Recessions; Venture Capital; Innovation and Invention; Patents; Business Cycles; Economic Slowdown and Stagnation
Howell, Sabrina T., Josh Lerner, Ramana Nanda, and Richard Townsend. "How Resilient Is Venture-Backed Innovation? Evidence from Four Decades of U.S. Patenting." Harvard Business School Working Paper, No. 20-115, May 2020. (Revised July 2023.)
- January 2020
- Article
Gifts of the Immigrants, Woes of the Natives: Lessons from the Age of Mass Migration
By: Marco Tabellini
In this paper, I jointly investigate the political and the economic effects of immigration and study the causes of anti-immigrant sentiments. I exploit exogenous variation in European immigration to U.S. cities between 1910 and 1930 induced by World War I and the... View Details
Keywords: Political Backlash; Age Of Mass Migration; Cultural Diversity; Immigration; History; Economy; Attitudes; Cross-Cultural and Cross-Border Issues; Diversity
Tabellini, Marco. "Gifts of the Immigrants, Woes of the Natives: Lessons from the Age of Mass Migration." Review of Economic Studies 87, no. 1 (January 2020): 454–486. (Also Harvard Business School Working Paper, No. 19-005, July 2018. Available also from Cato Institute, Microeconomic Insights, VOX, Broadstreet, Cato Institute, and in Oxford University Press's Blog.)
- September 2022
- Article
Regulatory Spillover and Workplace Racial Inequality
By: Letian Zhang
This paper suggests that affirmative action bans in the U.S. public sector may influence racial inequality in the private sector. Since the 1990s, nine states have banned affirmative action practice in public universities and state governments. Though these bans have... View Details
Keywords: Inequality; Regulation; Law; Organizational Norm; CEO; Affirmative Action; Organizations; Private Sector; Equality and Inequality; Diversity; Race; Governing Rules, Regulations, and Reforms
Zhang, Letian. "Regulatory Spillover and Workplace Racial Inequality." Administrative Science Quarterly 67, no. 3 (September 2022): 595–629.
- February 2023
- Article
Homophily and Acrophily as Drivers of Political Segregation
By: Amit Goldenberg, Joseph M. Abruzzo, Zi Huang, Jonas Schone, David Bailey, Robb Willer, Eran Halperin and James J. Gross
Political segregation is an important social problem, increasing polarization and impeding effective governance. Previous work has viewed the central driver of segregation to be political homophily, the tendency to associate with others who have similar views. Here we... View Details
Keywords: Political Affiliation; Extremism; Values and Beliefs; Identity; Groups and Teams; Emotions; Civil Society or Community
Goldenberg, Amit, Joseph M. Abruzzo, Zi Huang, Jonas Schone, David Bailey, Robb Willer, Eran Halperin, and James J. Gross. "Homophily and Acrophily as Drivers of Political Segregation." Nature Human Behaviour 7, no. 2 (February 2023): 219–230.
- March 2019
- Article
Evidence of Upcoding in Pay-for-Performance Programs
By: Hamsa Bastani, Joel Goh and Mohsen Bayati
Recent Medicare legislation seeks to improve patient care quality by financially penalizing providers for hospital-acquired infections (HAIs). However, Medicare cannot directly monitor HAI rates and instead relies on providers accurately self-reporting HAIs in claims... View Details
Keywords: Medical Coding; Health Policy; Healthcare-acquired Conditions; Medicare; Health Care and Treatment; Policy; Performance Improvement; Quality; Measurement and Metrics; Government Legislation
Bastani, Hamsa, Joel Goh, and Mohsen Bayati. "Evidence of Upcoding in Pay-for-Performance Programs." Management Science 65, no. 3 (March 2019): 1042–1060. (2015 INFORMS Health Applications Society best student (H. Bastani) paper award.)
Time Series Experiments and Causal Estimands: Exact Randomization Tests and Trading
We define causal estimands for experiments on single time series, extending the potential outcome framework to dealing with temporal data. Our approach allows the estimation of a broad class of these estimands and exact... View Details
- March 2021 (Revised December 2023)
- Case
Capitalism and the Party-State: The People's Republic of China at 70
By: Meg Rithmire and Courtney Han
In 2019, the People’s Republic of China (PRC) turned seventy-years-old and became the longest active authoritarian regime in recent history. By then, China was the world’s second largest economy by GDP (after the United States), and a high-technology industrial... View Details
Keywords: Party-state; Economic Systems; Business and Government Relations; Economy; Society; International Relations; China
Rithmire, Meg, and Courtney Han. "Capitalism and the Party-State: The People's Republic of China at 70." Harvard Business School Case 721-040, March 2021. (Revised December 2023.)
- April 2002
- Case
In vivo to in vitro to in silico: Coping with Tidal Waves of Data at Biogen
By: Juan Enriquez-Cabot, Gary P. Pisano and Gaye Bok
Biogen is a successful biotech company facing a critical juncture. CEO John Mullen ponders how technological changes introduced into the research function will shape larger corporate decisions. This world in which biotechnology companies operated had changed... View Details
Keywords: Change; Decisions; Product Development; Research and Development; Expansion; Technology; Biotechnology Industry
Enriquez-Cabot, Juan, Gary P. Pisano, and Gaye Bok. "In vivo to in vitro to in silico: Coping with Tidal Waves of Data at Biogen." Harvard Business School Case 602-122, April 2002.
- July 2005
- Article
The Consequences of Labor Market Flexibility: Panel Evidence Based on Survey Data
By: Rafael Di Tella and Robert MacCulloch
We introduce a new data set on hiring and firing restrictions for 21 OECD countries for the period 1984 –1990. The data are based on surveys of business people in the countries covered, so the indices we use are subjective in nature. Controlling for country and time... View Details
Keywords: Job Security Provisions; Subjective Data; Unemployment; Employment; Labor; Markets; Data and Data Sets
Di Tella, Rafael, and Robert MacCulloch. "The Consequences of Labor Market Flexibility: Panel Evidence Based on Survey Data." European Economic Review 49, no. 5 (July 2005): 1225–59.