Publications

June 2024 (Revised February 2025)
Case

Accounting for Loans at SoFi Technologies

By: Joseph Pacelli and Michael Norris

At the release of its first quarter earnings report on May 1, 2023, digital bank SoFi beat its earnings guidance by 25%. On May 2, Wedbush Securities analyst David Chiaverini issued a report downgrading the stock. A second downgrade followed from Chiaverini on May 15.... View Details

Keywords: Accounting; Banks and Banking; Financing and Loans; Valuation; Stocks; Banking Industry; United States

July 2023
Supplement

Reimagining Enel: Enabling Sustainable Progress (A)

By: Michael Tushman and Kerry Herman

This case describes the transformation of Enel from a traditional “brown” or fossil fuel energy firm to a sustainable and green firm focused on renewables, and finally to an energy supplier and integrated energy services firm. It describes a set of capabilities... View Details

Keywords: Organizational Change and Adaptation; Innovation and Invention; Transformation; Green Technology; Renewable Energy; Energy Industry

2016
Working Paper

Delaying Firearm Purchases Reduces Gun Violence

By: Michael Luca, Deepak Malhotra and Christopher Poliquin

Handgun waiting periods are laws that impose a two to seven-day delay between the purchase and delivery of a firearm. While states might institute waiting periods for different reasons (e.g., to allow for background checks), these delays also create a “cooling off”... View Details

Keywords: Government Legislation; Safety; Rights; Laws and Statutes; United States

February 2014 (Revised October 2019)
Case

Should Corporate Profits Be Taxed? (A)

By: Matthew Weinzierl, Katrina Flanagan and Michael Cianellli

Taxing corporations is popular, but why? Corporations do not bear the burden of taxes, people do, and the incidence of the corporate income tax burden is likely to be far different from what many of its supporters assume.
Instructors may also obtain a Teaching... View Details

Keywords: Economic Versus Statutory Incidence; Basics Of Corporate Taxation; Business Ventures; Taxation; Profit

January 2010 (Revised March 2010)
Background Note

A Note on Direct Selling in Developing Economies

By: Michael Chu and Joel Emilio Bregman Segre

Informal and formal direct selling play a particularly important role in developing countries characterized by markets with limited retail sectors. This note explores the practice of direct selling for the company, the sales person, and the consumer, as well as the... View Details

Keywords: Customers; Developing Countries and Economies; Marketing Channels; Marketing Strategy; Emerging Markets; Sales

January 23, 2023
Article

Digital Public Health Interventions at Scale: The Impact of Social Media Advertising on Beliefs and Outcomes Related to COVID Vaccines

By: Susan Athey, Kristen Grabarz, Michael Luca and Nils Wernerfelt

Public health organizations increasingly use social media advertising campaigns in pursuit of public health goals. In this paper, we evaluate the impact of about $40 million of social media advertisements that were run and experimentally tested on Facebook and... View Details

Keywords: COVID-19 Pandemic; Public Health; Vaccines; Social Media; Advertising; Power and Influence; Health Care and Treatment

Read Now

August 2006 (Revised June 2007)
Case

Shapiro Global

By: Thomas J. DeLong, Michael Brookshire, Monica Haugen, Michelle Kravetz and Sarah Sommer

Su Yee Goh, a director in a Singapore office, considers a proposal by a pregnant female executive for an alternative work arrangement so that she could both continue to work and spend more time with her family. Goh wants to keep the executive at Shapiro Global, but is... View Details

Keywords: Disruption; Globalized Firms and Management; Employee Relationship Management; Retention; Work-Life Balance; Singapore

12 Nov 2018
Blog Post

Student Portraits - Armed Forces Alumni Association

to the bone, miserably hot, terrified, freezing cold, furious, battered, blistered, and bruised at various stages of my career—often experiencing several of these at once. I have been hopelessly lost in both the woods and the desert, and perpetually overwhelmed View Details

09 Jan 2018
First Look

First Look at New Research and Ideas, January 9, 2018

separate studies by the type of entrepreneurial behavior considered: entry into entrepreneurship, performance outcomes, and exit from entrepreneurship. This literature shows common results and many points of disagreement, reflective of... View Details

Keywords: Sean Silverthorne

Article

Market Interest in Nonfinancial Information

By: R. G. Eccles, Michael P. Krzus and George Serafeim

Market interest in nonfinancial (e.g., Environmental, Social, and Governance [ESG]) information, including data produced by the Carbon Disclosure Project (CDP), is growing. Using data from Bloomberg we analyze this interest from a variety of different perspectives, and... View Details

Keywords: Markets; Analytics and Data Science; Perspective; Environmental Sustainability; Social Issues; Corporate Disclosure; Projects; Interests

January 2023
Article

Calculators for Women: When Identity-Based Appeals Backfire

By: Tami Kim, Kate Barasz, Michael I. Norton and Leslie K. John

From “Chick Beer” to “Dryer Sheets for Men,” identity-based labeling is frequently deployed by marketers to appeal to specific target markets. Yet such identity appeals can backfire, alienating the very consumers they aim to attract. We theorize and empirically... View Details

Keywords: Categorization Threat; Stereotypes; Identity; Labels; Gender; Perception; Consumer Behavior

October 2017
Article

The Size of the LGBT Population and the Magnitude of Anti-Gay Sentiment Are Substantially Underestimated

By: Katherine Baldiga Coffman, Lucas C. Coffman and Keith M. Marzilli Ericson

We demonstrate that widely used measures of anti-gay sentiment and the size of the LGBT population are misestimated, likely substantially. In a series of online experiments using a large and diverse but non-representative sample, we compare estimates from the standard... View Details

Keywords: LGBTQ; Social Trends ＆ Culture; Economic Theory; Prejudice; Prejudice and Bias; Diversity; Economics; Demographics

Forthcoming
Article

People Overestimate How Harshly They Are Evaluated for Disengaging from Passion Pursuit

By: Zachariah Berry, Brian J. Lucas and Jon M. Jachimowicz

The call to pursue one’s passion is ubiquitous advice, and prior research highlights the many upsides to doing so. To pursue one’s passion sustainably, people need to try different pursuits— and critically, drop those that are not tenable for them. However,... View Details

Keywords: Moral Sensibility; Attitudes; Perception; Judgments; Behavior; Goals and Objectives

Read Now

14 Dec 2007
News

Mapping out the environment

14 Apr 2013
News

Heavens, Not Havens

March 2012
Article

The Looming Challenge to U.S Competitiveness

By: Michael E. Porter and Jan W. Rivkin

The United States is a competitive location to the extent that companies operating in the U.S. are able to compete successfully in the global economy while supporting high and rising living standards for the average American. By this standard, U.S. competitiveness is... View Details

Keywords: Problems and Challenges; Competition

05 Jun 2018
First Look

New Research and Ideas, June 5, 2018

Vincent, and Clémence Tricaud Abstract—In French parliamentary and local elections, candidates ranked first and second in the first round automatically qualify for the second round, while a third candidate qualifies only when selected by... View Details

Keywords: Dina Gerdeman

February 2002
Background Note

States vs. Microsoft, The

By: Michael A. Wheeler and Gillian Morris

Although the federal Justice Department managed to settle its massive antitrust litigation against Microsoft in 2001, the state suit against the company continued. State attorney generals, perhaps emboldened by their recent victory over the Big Five tobacco companies,... View Details

Keywords: Service Operations; Public Ownership; Private Ownership; Negotiation Deal; Goals and Objectives; Lawsuits and Litigation; Decision Making; Information Industry; Legal Services Industry