Publications

August 2020
Article

Workplace Knowledge Flows

By: Jason Sandvik, Richard Saouma, Nathan Seegert and Christopher Stanton

We conducted a field experiment in a sales firm to test whether improving knowledge flows between coworkers affects productivity. Our design allows us to compare different management practices and to isolate whether frictions to knowledge transmission primarily reside... View Details

Keywords: Knowledge Sharing; Interpersonal Communication; Employees; Performance Productivity; Sales; Motivation and Incentives

2024
Working Paper

The Uneven Impact of Generative AI on Entrepreneurial Performance

By: Nicholas G. Otis, Rowan Clarke, Solène Delecourt, David Holtz and Rembrand Koning

Scalable and low-cost AI assistance has the potential to improve firm decision-making and economic performance. However, running a business involves a myriad of open-ended problems, making it difficult to know whether recent AI advances can help business owners make... View Details

Keywords: AI and Machine Learning; Performance Improvement; Small Business; Decision Choices and Conditions; Kenya

SSRN

June 2017
Article

Does Aggregated Returns Disclosure Increase Portfolio Risk Taking?

By: John Beshears, James J. Choi, David Laibson and Brigitte C. Madrian

Many experiments have found that participants take more investment risk if they see returns less frequently, see portfolio-level returns (rather than each individual asset’s returns), or see long-horizon (rather than one-year) historical return distributions. In... View Details

Keywords: Information; Investment Portfolio; Investment Return

19 Dec 2017
News

What Investors Need to Consider About Tax Reform

Article

Nudging: Progress to Date and Future Directions

By: John Beshears and Harry Kosowsky

Nudges influence behavior by changing the environment in which decisions are made, without restricting the menu of options and without altering financial incentives. This paper assesses past empirical research on nudging and provides recommendations for future work in... View Details

Keywords: Nudge; Choice Architecture; Behavioral Economics; Behavioral Science; Behavior; Change; Situation or Environment; Decision Choices and Conditions; Decision Making

October 2003 (Revised January 2005)
Case

Shared Decision Making

By: Richard M.J. Bohmer, Karen Sepucha and Laura Feldman

The Foundation for Informed Medical Decision-Making has created an interactive videodisc system that provides patients with customized support regarding medical treatment or screening decisions when they face a choice between two equally effective courses of action.... View Details

Keywords: Decision Choices and Conditions; Borrowing and Debt; Health Care and Treatment; Innovation Strategy; Technological Innovation; Product Marketing; Distribution Channels; Production; Partners and Partnerships; Research and Development; Information Technology

Educators

Purchase

There is a growing belief that scalable and low-cost AI assistance can improve firm decision-making and economic performance. However, running a business involves a myriad of open-ended problems, making it hard to generalize from recent studies showing that generative... View Details

April 2018
Article

The Power of Voice in Stimulating Morality: Eliciting Taxpayer Preferences Increases Tax Compliance

By: Cait Lamberton, Jan-Emmanuel De Neve and Michael I. Norton

Decisions about paying taxes represent one of the most common moral quandaries faced by citizens. In the present research, we argue that taxpayer compliance can be raised by increasing “voice”: allowing taxpayers to express non-binding preferences about the way their... View Details

Keywords: Morality; Public Policy; Ethics; Moral Sensibility; Taxation; Policy; Attitudes; Governance Compliance

2023
Working Paper

An Experimental Design for Anytime-Valid Causal Inference on Multi-Armed Bandits

By: Biyonka Liang and Iavor I. Bojinov

Typically, multi-armed bandit (MAB) experiments are analyzed at the end of the study and thus require the analyst to specify a fixed sample size in advance. However, in many online learning applications, it is advantageous to continuously produce inference on the... View Details

Keywords: Analytics and Data Science; AI and Machine Learning; Mathematical Methods

August 28, 2018
Article

How Intermittent Breaks in Interaction Improve Collective Intelligence

By: Ethan Bernstein, Jesse Shore and David Lazer

People influence each other when they interact to solve problems. Such social influence introduces both benefits (higher average solution quality due to exploitation of existing answers through social learning) and costs (lower maximum solution quality due to a... View Details

2025
Working Paper

Exports in Disguise? Trade Rerouting During the U.S.-China Trade War

By: Ebehi Iyoha, Edmund Malesky, Jaya Wen and Sung-Ju Wu

This paper introduces a new measure of tariff evasion through rerouting and applies it to the 2018 U.S.–China trade war, focusing on Vietnam as a transit country. We use transaction-level trade data and define rerouting as the flow of a granular eight-digit Harmonized... View Details

Keywords: Trade; International Relations; Logistics; China; Viet Nam; United States

07 Nov 2013
HBS Seminar

Shawn Cole, Harvard Business School

2016
Working Paper

Food Stamp Entrepreneurs

By: Gareth Olds

This paper explores how eligibility for the Supplemental Nutrition Assistance Program (SNAP, formerly known as the Food Stamps Program) affects firm formation. Using a variety of identification strategies, I show that expanded SNAP eligibility in the mid-2000s... View Details

Keywords: Entrepreneurship; Welfare or Wellbeing

26 Apr 2019
HBS Seminar

Maryaline Catillon, Harvard University

2012
Working Paper

School Accountability and Principal Mobility: How No Child Left Behind Affects the Allocation of School Leaders

By: Danielle Li

The move toward increased school accountability may substantially affect the career risks that school leaders face without providing commensurate changes in pay. Since effective school leaders likely have significant scope in choosing where to work, these uncompensated... View Details

Keywords: Leadership; Corporate Accountability; Education; North Carolina

November 2021
Article

Ratings, Reviews, and the Marketing of New Products

By: Itay P. Fainmesser, Dominique Olié Lauga and Elie Ofek

We study how user-generated content (UGC) about new products impacts a firm's advertising and pricing decisions and the effect on profits and market dynamics. We construct a two-period model where consumers value quality and are heterogeneous in their taste for the new... View Details

Keywords: Online Reviews; Product Ratings; Social Networks; Word Of Mouth; Pricing; User-generated Content; Advertising; Product Marketing; Price; Consumer Behavior; Product Positioning; Social Media

03 Jun 2014
First Look

First Look: June 3

revolutionary, rather than evolutionary, innovation. This note outlines a process for studying extreme consumers-consumers who fall in both tails of a normal distribution of customers-with needs, behaviors, attitudes, and emotions... View Details

Keywords: Sean Silverthorne

2016
Working Paper

Cohort Turnover and Operational Performance: The July Phenomenon in Teaching Hospitals

By: Hummy Song, Robert S. Huckman and Jason R. Barro

We consider the impact of cohort turnover—the planned simultaneous exit of a large number of experienced employees and a similarly sized entry of new workers—on operational performance in the context of teaching hospitals. Specifically, we examine the impact of the... View Details

Keywords: Health Care; Health Care Operations; Hospitals; Productivity; Empirical Operations; Service Delivery; Training; Performance Productivity; Health Care and Treatment; Health Industry; United States