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- Faculty Publications (327)
Show Results For
- All HBS Web (1,011)
- Faculty Publications (327)
- July 2008 (Revised September 2009)
- Case
Betfair vs. UK Bookmakers
By: Ramon Casadesus-Masanell and Neil Campbell
Betting exchanges provide an electronic platform that allows ordinary consumers to not only back teams to win, but also to lay odds for other punters to back. This business model allows punters to cut out the middleman of the bookmaker and leads to a much more... View Details
Keywords: Business Model; Decision Choices and Conditions; Two-Sided Platforms; Market Transactions; Competition; Entertainment and Recreation Industry
Casadesus-Masanell, Ramon, and Neil Campbell. "Betfair vs. UK Bookmakers." Harvard Business School Case 709-417, July 2008. (Revised September 2009.)
- Article
Representative Democracy and the Implementation of Majority-Preferred Alternatives
In this paper, we contrast direct and representative democracy. In a direct democracy, individuals have the opportunity to vote over the alternatives in every choice problem the population faces. In a representative democracy, the population commits to a candidate ex... View Details
Coffman, Katherine Baldiga. "Representative Democracy and the Implementation of Majority-Preferred Alternatives." Social Choice and Welfare 46, no. 3 (March 2016): 477–494.
- 2012
- Working Paper
The Dark Side of the Vote: Biased Voters, Social Information, and Information Aggregation Through Majority Voting
We experimentally investigate information aggregation through majority voting when some voters are biased. In such situations, majority voting can have a "dark side", i.e. result in groups making choices inferior to those made by individuals acting alone. We develop a... View Details
Morton, Rebecca B., Marco Piovesan, and Jean-Robert Tyran. "The Dark Side of the Vote: Biased Voters, Social Information, and Information Aggregation Through Majority Voting." Harvard Business School Working Paper, No. 13-017, August 2012.
- Research Summary
Strength of Incentives
By: Jerry R. Green
When economists analyze the incentive properties of decision making systems they assume that all economic agents are capable of optimizing their decisions and that they respond without error to the incentives that the system creates. In this project, Jerry R. Green... View Details
- February 2021 (Revised October 2024)
- Case
Muhammad Ali: Changing The World
By: Robert Simons and Max Saffer
This case describes the rise of Cassius Clay, who later called himself Muhammad Ali, from the poor streets of Louisville, Kentucky to international fame. The case describes how Ali won a gold medal in the Olympics, three heavyweight boxing titles, and became a role... View Details
Keywords: Sports; Mission and Purpose; Personal Characteristics; Religion; Work-Life Balance; Family and Family Relationships; Success; Power and Influence; Personal Development and Career; Sports Industry
Simons, Robert, and Max Saffer. "Muhammad Ali: Changing The World." Harvard Business School Case 121-053, February 2021. (Revised October 2024.)
- 21 Jun 2021
- News
Return-to-Office: A New Competitive Strategy
- 2018
- Chapter
Behavioral Household Finance
By: John Beshears, James J. Choi, David Laibson and Brigitte C. Madrian
This chapter provides an overview of household finance. The first part summarizes key facts regarding household financial behavior, emphasizing empirical regularities that are inconsistent with the standard classical economic model and discussing extensions of the... View Details
Keywords: Personal Finance; Global Range; Household; Behavior; Strategy; Governing Rules, Regulations, and Reforms; Product Design; Welfare
Beshears, John, James J. Choi, David Laibson, and Brigitte C. Madrian. "Behavioral Household Finance." In Handbook of Behavioral Economics: Foundations and Applications 1, edited by B. Douglas Bernheim, Stefano DellaVigna, and David Laibson, 177–276. Amsterdam: Elsevier, 2018.
- 2021
- Working Paper
The Value of Intermediation in the Stock Market
By: Marco Di Maggio, Mark Egan and Francesco Franzoni
We estimate a structural model of broker choice to quantitatively decompose the value that institutional investors attach to broker services. Studying over 300 million institutional equity trades, we find that investors are sensitive to both explicit and implicit... View Details
Keywords: Financial Intermediation; Institutional Investors; Research Analysts; Broker Networks; Equity Trading; Institutional Investing; Financial Services Industry
Di Maggio, Marco, Mark Egan, and Francesco Franzoni. "The Value of Intermediation in the Stock Market." Harvard Business School Working Paper, No. 20-016, August 2019. (Revised June 2021. Accepted at the Journal of Financial Economics.)
- September 2019
- Article
Optimizing Reserves in School Choice: A Dynamic Programming Approach
By: Franklyn Wang, Ravi Jagadeesan and Scott Duke Kominers
We introduce a new model of school choice with reserves in which a social planner is constrained by a limited supply of reserve seats and tries to find an optimal matching according to a social welfare function. We construct the optimal distribution of reserves via a... View Details
Wang, Franklyn, Ravi Jagadeesan, and Scott Duke Kominers. "Optimizing Reserves in School Choice: A Dynamic Programming Approach." Operations Research Letters 47, no. 5 (September 2019): 438–446.
- 2023
- Working Paper
Causal Interpretation of Structural IV Estimands
By: Isaiah Andrews, Nano Barahona, Matthew Gentzkow, Ashesh Rambachan and Jesse M. Shapiro
We study the causal interpretation of instrumental variables (IV) estimands of nonlinear, multivariate structural models with respect to rich forms of model misspecification. We focus on guaranteeing that the researcher's estimator is sharp zero consistent, meaning... View Details
Keywords: Mathematical Methods
Andrews, Isaiah, Nano Barahona, Matthew Gentzkow, Ashesh Rambachan, and Jesse M. Shapiro. "Causal Interpretation of Structural IV Estimands." NBER Working Paper Series, No. 31799, October 2023.
- January 2013 (Revised October 2013)
- Case
Chef Davide Oldani and Ristorante D'O
By: Gary Pisano, Alessandro Di Fiore, Elena Corsi and Elisa Farri
This case examines the unique business model of Ristorante D'O, a high end gourmand restaurant located near Milan, Italy. Founded by Chef Davide Oldani, D'O offers meals at approximately one-third the price of other Michelin starred restaurants. Oldani has made this... View Details
Keywords: Business Model; Expansion; Creativity; Competitive Strategy; Retail Industry; Food and Beverage Industry; Milan
Pisano, Gary, Alessandro Di Fiore, Elena Corsi, and Elisa Farri. "Chef Davide Oldani and Ristorante D'O." Harvard Business School Case 613-080, January 2013. (Revised October 2013.)
- Article
The Value of Intermediation in the Stock Market
By: Marco Di Maggio, Mark Egan and Francesco Franzoni
We estimate a structural model of broker choice to quantitatively decompose the value that institutional investors attach to broker services. Studying over 300 million institutional equity trades, we find that investors are sensitive to both explicit and implicit... View Details
Keywords: Financial Intermediation; Institutional Investors; Research Analysts; Broker Networks; Equity Trading; Institutional Investing
Di Maggio, Marco, Mark Egan, and Francesco Franzoni. "The Value of Intermediation in the Stock Market." Journal of Financial Economics 145, no. 2A (August 2022): 208–233.
- Article
Loss Aversion, Diminishing Sensitivity, and the Role of Experience in Repeated Decisions
Three experiments are presented that explore the assertion that loss aversion and diminishing sensitivity drive the effect of experience on choice behavior. The experiments are focused on repeated choice tasks where decision makers choose repeatedly between... View Details
Erev, Ido, Eyal Ert, and Eldad Yechiam. "Loss Aversion, Diminishing Sensitivity, and the Role of Experience in Repeated Decisions." Journal of Behavioral Decision Making 21, no. 5 (December 2008).
- September 2009
- Article
Spousal Control and Intra-Household Decision Making: An Experimental Study in the Philippines
By: Nava Ashraf
Using an experimental design I elicit causal effects of spousal observability and communication on financial choices of married individuals in the Philippines. Making choices public moves men from putting money into their own account to consumption; communication with... View Details
Keywords: Intra-household; Bargaining; Experiments; Economic Development; Saving; Governance Controls; Decision Choices and Conditions; Personal Finance; Family and Family Relationships; Household; Gender
Ashraf, Nava. "Spousal Control and Intra-Household Decision Making: An Experimental Study in the Philippines." American Economic Review 99, no. 4 (September 2009): 1245–1277. (Online Appendix.)
- Research Summary
Optimal Contracts under Inequity Aversion with Voluntary Enforcement (with Tilman Borgers)
We analyze contract structure and efficiency in a Moral Hazard model with possibly fairminded agent and principal when the contract is not automatically enforced but this is a voluntary choice by the contracting parties independently. We find that no penalizing... View Details
- April 2021 (Revised March 2024)
- Case
Social Media War 2021: Snap vs. Facebook vs. TikTok
By: David B. Yoffie and Daniel Fisher
This case explores the competitive war between Snap, Facebook, and TikTok in 2021. The strategic focus is on Snapchat: how should it respond to the emergence of TikTok, and how should it compete with the dominant competitor in its space—Facebook. The case examines... View Details
Keywords: Strategy Development; Competitor Analysis; Strategy; Network Effects; Competitive Strategy; Decision Choices and Conditions; Social Media
Yoffie, David B., and Daniel Fisher. "Social Media War 2021: Snap vs. Facebook vs. TikTok." Harvard Business School Case 721-443, April 2021. (Revised March 2024.)
- January 2022 (Revised August 2022)
- Case
Jackie Robinson: Changing the World
By: Robert Simons and Max Saffer
This case traces the rise of Jackie Robinson from the poor streets of Pasadena, California to one of the most famous people in America after he overturned the color barrier in baseball. The case describes how as a youth he excelled at basketball, football, baseball,... View Details
Keywords: Diversity; Power And Influence; Personal Characteristics; Values And Beliefs; Mission And Purpose; Sports; Entrepreneurship; Leadership; Leading Change; Personal Development and Career; United States
Simons, Robert, and Max Saffer. "Jackie Robinson: Changing the World." Harvard Business School Case 122-042, January 2022. (Revised August 2022.)
- 09 Nov 2016
- HBS Seminar
Robert A. Miller, Tepper School of Business, Carnegie Mellon University
- 2021
- Working Paper
Salience
By: Pedro Bordalo, Nicola Gennaioli and Andrei Shleifer
We review the fast-growing work on salience and economic behavior. Psychological research shows that salient stimuli attract human attention “bottom up” due to their high contrast with surroundings, their surprising nature relative to recalled experiences, or their... View Details
Keywords: Salience; Economic Behavior; Bottom Up Attention; Microeconomics; Decision Making; Behavior
Bordalo, Pedro, Nicola Gennaioli, and Andrei Shleifer. "Salience." NBER Working Paper Series, No. 29274, September 2021.
- 2022
- Chapter
Prioritarianism and Optimal Taxation
By: Matti Tuomala and Matthew Weinzierl
Prioritarianism has been at the center of the formal approach to optimal tax theory since its modern starting point in Mirrlees (1971), but most theorists’ use of it is motivated by tractability rather than explicit normative reasoning. We characterize analytically and... View Details
Keywords: Prioritarianism; Optimal Taxation; Utilitarianism; Redistribution; Inverse-optimum; Taxation; Theory; Policy
Tuomala, Matti, and Matthew Weinzierl. "Prioritarianism and Optimal Taxation." In Prioritarianism in Practice, edited by Matthew Adler and Ole Norheim. Cambridge University Press, 2022. (Also published in HBR Insights, December 2020.)