Publications

SSRN

2020
Working Paper

To Infinity and Beyond: Scaling Economic Theories via Logical Compactness

By: Yannai A. Gonczarowski, Scott Duke Kominers and Ran I. Shorrer

Many economic-theoretic models incorporate finiteness assumptions that, while introduced for simplicity, play a real role in the analysis. Such assumptions introduce a conceptual problem, as results that rely on finiteness are often implicitly nonrobust; for example,... View Details

Keywords: Markets; Analysis; Game Theory

SSRN

Research Summary

The State of Small Business Lending: Credit Access During the Recovery and How Technology May Change the Game

By: Karen Mills

Small businesses are core to America's economic competitiveness. Not only do they employ half of the nation’s private sector workforce—about 120 million people—but since 1995 they have created approximately two-thirds of the net new jobs in our country. Yet in... View Details

The State of Small Business Lending: Credit Access during the Recovery and How Technology May Change the Game

Small businesses are core to America’s economic competitiveness. Not only do they employ half of the nation’s private sector workforce – about 120 million people – but since 1995 they have created approximately two‐thirds of the net new jobs in our country. Yet in... View Details

14 Aug 2014
Working Paper Summaries

The State of Small Business Lending: Credit Access During the Recovery and How Technology May Change the Game

Keywords: by Karen Mills & Brayden McCarthy; Banking; Financial Services

July 2013
Technical Note

Competition Simulator Exercise: Questions

By: Eric Van den Steen

In the Competition Simulator Exercise, students explore through trial and error some important economic foundations of competitive strategy and managerial economics. In particular, the simulator lets students explore horizontal differentiation with and without price... View Details

Keywords: Economics Of Strategy; Economics Of Competition; Competition; Economics; Game Theory; Competitive Strategy; Marketing Strategy

Educators

Jul 2014
Working Paper

The State of Small Business Lending: Credit Access During the Recovery and How Technology May Change the Game

Small businesses are core to America's economic competitiveness. Not only do they employ half of the nation's private sector workforce—about 120 million people—but since 1995 they have created approximately two-thirds of the net new jobs... View Details

August 2, 2016
Article

Uncalculating Cooperation Is Used to Signal Trustworthiness

By: Jillian J. Jordan, Moshe Hoffman, Martin A. Nowak and David G. Rand

Humans frequently cooperate without carefully weighing the costs and benefits. As a result, people may wind up cooperating when it is not worthwhile to do so. Why risk making costly mistakes? Here, we present experimental evidence that reputation concerns provide an... View Details

Keywords: Social Evaluation; Experimental Economics; Moral Psychology; Cooperation; Reputation; Decision Making

June 2025
Article

Collusion in Brokered Markets

By: John William Hatfield, Scott Duke Kominers and Richard Lowery

High commissions in the U.S. residential real estate agency market present a puzzle for economic theory because brokerage is not a concentrated industry. We model brokered markets as a game in which agents post prices for customers and then choose which other agents to... View Details

SSRN

October 2021
Article

Changing Gambling Behavior through Experiential Learning

By: Shawn A. Cole, Martin Abel and Bilal Zia

This paper tests experiential learning as a debiasing tool to reduce gambling in South Africa, through a randomized field experiment. The study implements a simple, interactive game that simulates the odds of winning the national lottery through dice rolling.... View Details

Keywords: Debiasing; Experiential Learning; Behavioral Economics; Financial Education; Learning; Games, Gaming, and Gambling; Behavior; Decision Making

Find at Harvard

August 28, 2018
Article

Maintaining Trust When Agents Can Engage in Self-deception

By: Andres Babino, Hernan A. Makse, Rafael Di Tella and Mariano Sigman

The coexistence of cooperation and selfish instincts is a remarkable characteristic of humans. Psychological research has unveiled the cognitive mechanisms behind self-deception. Two important findings are that a higher ambiguity about others’ social preferences leads... View Details

Keywords: Behavioral Economics; Cognitive Neuroscience; Corruption; Cooperation; Self-deception; Trust; Behavior

Find at Harvard

August 2020
Article

Trust in State and Non-State Actors: Evidence from Dispute Resolution in Pakistan

By: Daron Acemoglu, Ali Cheema, Asim I. Khwaja and James A. Robinson

Lack of trust in state institutions is a pervasive problem in many developing countries. This paper investigates whether information about improved public services can help build trust in state institutions and move people away from non-state actors. We find that... View Details

Keywords: Dispute Resolution; Lab-in-the-field Games; Legitimacy; Motivated Reasoning; Non-state Actors; State Capacity; Trust; Conflict and Resolution; Information; Developing Countries and Economies

01 Mar 2023
News

The Latest Model

Unlike some consultancies, Prysm is industry-agnostic. Rather than working in siloed practice areas like transportation or financial services, Barrera and Hurder use their understanding of fundamental economic principles—and their... View Details

Keywords: Alexander Gelfand; blockchain; cryptocurrency; economic models; innovation; consulting; Management, Scientific, and Technical Consulting Services; Professional Services

Ramon Casadesus-Masanell

Ramon Casadesus-Masanell is the Herman C. Krannert Professor of Business Administration at the Harvard Business School. He joined HBS in 2000 where he has taught the required MBA Strategy course, an elective course on Competing Business Models, and Ph.D. courses on... View Details

Keywords: apparel; energy; paper; semiconductor; software

July 2008 (Revised January 2009)
Case

Londolozi: Towards a Sustainable Business Model and Ecological Integrity in Southern Africa

By: Rawi E. Abdelal and Thomas Koelble

The Londolozi game viewing reserve in South Africa became a defining icon of ecotourism during the 1990s and early 2000s-that is, a tourist business promoting ecological land management and, at the same time, local economic development. The reserve was in a region in... View Details

Keywords: Developing Countries and Economies; Organizational Change and Adaptation; Business and Community Relations; Business and Government Relations; Environmental Sustainability; Tourism Industry; South Africa

Educators

Al Roth is the George Gund Professor of Economics and Business Administration in the Department of Economics at Harvard University, and in the Harvard Business School. His research, teaching, and consulting interests are in game theory, experimental economics, and... View Details

Keywords: e-commerce industry; education industry; health care; information; internet; legal services

September 1999
Case

Project Dreamcast: Serious Play at Sega Enterprises Ltd. (A)

By: Stefan H. Thomke and Andrew Robertson

Focuses on the ongoing competitive battles in the global home video game market that is estimated to exceed $15 billion by 1999 in the United States and Japan alone. Describes how Sega Enterprises has redesigned its development processes to create a revolutionary... View Details

Keywords: Games, Gaming, and Gambling; Competitive Strategy; Technological Innovation; Growth and Development Strategy; Partners and Partnerships; Product Development; Business Growth and Maturation; Market Entry and Exit; Sales; Entertainment and Recreation Industry; Computer Industry

Educators