Publications

Educators

Article

Diverging Trends in Macro and Micro Volatility

By: Diego Comin and Sunil Mulani

This paper documents the diverging trends in volatility of the growth rate of sales at the aggregate and firm level. We establish that the upward trend in micro volatility is not simply driven by a compositional bias in the sample studied. We argue that this new fact... View Details

Keywords: Volatility; Mathematical Methods; Theory; Sales; Growth and Development

March 2019
Case

Wattpad

By: John Deighton and Leora Kornfeld

How to run a platform to match four million writers of stories to 75 million readers? Use data science. Make money by doing deals with television and filmmakers and book publishers. The case describes the challenges of matching readers to stories and of helping writers... View Details

Educators

2024
Working Paper

Everyone Steps Back?: The Widespread Retraction of Crowd-Funding Support for Minority Creators When Migration Fear Is High

By: John (Jianqui) Bai, William R. Kerr, Chi Wan and Alptug Yorulmaz

We study racial biases on Kickstarter across multiple ethnic groups from 2009-2021. Scaling the concept of racially salient events, we quantify the close co-movement of minority funding gaps to inflamed political rhetoric surrounding migration. The racial funding gap... View Details

Keywords: Crowdfunding; Prejudice and Bias; Race; Immigration; Public Opinion

April 2018
Article

We Ask Men to Win & Women Not to Lose: Closing the Gender Gap in Startup Funding

By: Dana Kanze, Laura Huang, Mark Conley and E. Tory Higgins

Male entrepreneurs are known to raise higher levels of funding than their female counterparts, but the underlying mechanism for this funding disparity remains contested. Drawing upon Regulatory Focus Theory, we propose that the gap originates with a gender bias in the... View Details

Keywords: Business Startups; Finance; Gender; Prejudice and Bias

March 2018
Article

Scraped Data and Sticky Prices

By: Alberto Cavallo

I use daily prices collected from online retailers in five countries to study the impact of measurement bias on three common price stickiness statistics. Relative to previous results, I find that online prices have longer durations, with fewer price changes close to... View Details

Keywords: Online Data; Scraped Data; Sticky Prices; Scanner Data; Consumer Price Index; Price; Data and Data Sets

June 2010
Case

Legendary Pictures & ABRY Partners

This case focuses on the review by the private equity firm ABRY Partners of an opportunity to invest in a film financing vehicle, Legendary Pictures. Before 2004, private equity firms had avoided co-investing with film studios in film productions because of their... View Details

Keywords: Private Equity; Investment; Film Entertainment; Entertainment and Recreation Industry

Educators

2022
Other Teaching and Training Material

Organizational Behavior Reading: Managing Differences

By: Robin Ely and Colleen Ammerman

This reading provides principles and practices managers can draw upon to leverage differences in social identities - such as gender and race - to create more effective work relationships, teams, and organizations. The Essential Reading's first section draws upon... View Details

Keywords: Diversity; Groups and Teams; Prejudice and Bias; Identity; Management Practices and Processes

June 2009
Article

Highbrow Films Gather Dust: Time-inconsistent Preferences and Online DVD Rentals

By: Katherine L. Milkman, Todd Rogers and Max H. Bazerman

We report on a field study demonstrating systematic differences between the preferences people anticipate they will have over a series of options in the future and their subsequent revealed preferences over those options. Using a novel panel data set, we analyze the... View Details

Keywords: Decision Choices and Conditions; Forecasting and Prediction; Film Entertainment; Demand and Consumers; Renting or Rental; Power and Influence; Prejudice and Bias; Online Technology; Motion Pictures and Video Industry

April 2005
Article

The Geography of Equity Analysis

By: Christopher J. Malloy

I provide evidence that geographically proximate analysts are more accurate than other analysts. Stock returns immediately surrounding forecast revisions suggest that local analysts impact prices more than other analysts. These effects are strongest for firms located... View Details

Keywords: Geographic Location; Stocks; Investment Return; Forecasting and Prediction; Price; Performance; Equity; Information; Prejudice and Bias; Agency Theory

2023
Working Paper

Debiasing Treatment Effect Estimation for Privacy-Protected Data: A Model Auditing and Calibration Approach

By: Ta-Wei Huang and Eva Ascarza

Data-driven targeted interventions have become a powerful tool for organizations to optimize business outcomes by utilizing individual-level data from experiments. A key element of this process is the estimation of Conditional Average Treatment Effects (CATE), which... View Details

Keywords: Analytics and Data Science; Consumer Behavior; Marketing

August 2006
Article

Global Integration ≠ Global Concentration

There is a widespread belief that increases in the cross-border integration of markets are associated with increases in global concentration along various dimensions. This article reviews the available evidence and presents new data, indicating that increasing global... View Details

Keywords: Globalized Markets and Industries

November, 2016
Article

Fixing Discrimination in Online Marketplaces

By: Ray Fisman and Michael Luca

Online marketplaces such as eBay, Uber, and Airbnb have the potential to reduce racial, gender, and other forms of bias that affect the off-line world. And in the early days of Internet commerce, the relative anonymity of transactions did make it harder for... View Details

Keywords: Prejudice and Bias; Digital Platforms; Internet and the Web; Race; Gender

Register to Read

Article

Brand Values and Capital Market Valuation

By: Mary Barth, Michael B. Clement, George Foster and Ron Kasznik

Brand value estimates are significantly positively related to prices and returns, incremental to accounting variables. Questionable brand value estimate reliability underlies lack of financial statement recognition for brands. Findings suggest estimates are relevant... View Details

Keywords: Brands and Branding; Valuation

2016
Working Paper

Experimental Evidence on Policies Aimed at Closing the Gender Gap in Willingness to Guess on Multiple-Choice Tests

By: Katherine Baldiga Coffman

Research has shown that women skip more questions than men on multiple-choice tests with penalties for wrong answers. We propose and test five policy changes aimed at eliminating this source of gender bias in test scores. Our data show that simply removing the penalty... View Details

Keywords: Competition; Behavior; Decision Choices and Conditions; Gender

Research Summary

The Economics of Digitization

By: Shane M. Greenstein

What is the value of digital platforms that build on user-generated content? How well do existing frameworks explain the value of these businesses? While drawing on prior work, this research stream examines new issues in parts of the economy that previously were... View Details

Forthcoming
Article

Optimal Illiquidity

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

We study the socially optimal level of illiquidity in an economy populated by households with taste shocks and present bias with naive beliefs. The government chooses mandatory contributions to accounts, each with a different pre-retirement withdrawal penalty.... View Details

Keywords: Retirement; Financial Liquidity; Personal Finance; Saving

Article

Perceptions and the Politics of Finance: Junk Bonds and the Regulatory Seizure of First Capital Life

By: S. C. Gilson, H. DeAngelo and L. DeAngelo

In May 1991, one month after seizing Executive Life, California regulators seized First Capital Life (FCLIC). Both insurers were Drexel clients with large junk bond holdings, and both had experienced 'bank runs.' FCLIC's run followed regulators' televised comments that... View Details

Keywords: Finance; Bonds; Governing Rules, Regulations, and Reforms

May 2014
Article

Observation Bias: The Impact of Demand Censoring on Newsvendor Level and Adjustment Behavior

By: Nils Rudi and David Drake

In an experimental newsvendor setting we investigate three phenomena: level behavior—the decision-maker's average ordering tendency; adjustment behavior—the tendency to adjust period-to-period order quantities; and observation bias—the tendency to... View Details

Keywords: Prejudice and Bias; Behavior; Logistics; Decision Making

2018
Chapter

Organizational Remedies for Discrimination

By: R. Ely and A. Feldberg

Laws now exist to protect employees from blatant forms of discrimination in hiring and promotion, but workplace discrimination persists in latent forms. These “second-generation” forms of bias arise in workplace structures, practices, and patterns of interaction that... View Details

Keywords: Discrimination; Prejudice and Bias; Equality and Inequality