Publications

2021
Working Paper

Does Social Media Cause Polarization? Evidence from Access to Twitter Echo Chambers during the 2019 Argentine Presidential Debate

By: Rafael Di Tella, Ramiro H. Gálvez and Ernesto Schargrodsky

We study how two groups, those inside vs. those outside echo chambers, react to a political event when we vary social media status (Twitter). Our treatments mimic two strategies often suggested as a way to limit polarization on social media: they expose people to... View Details

Keywords: Political Polarization; Political Elections; Internet and the Web; Attitudes; Social Media; Argentina

12 Oct 2017
News

What Trump could learn from polar explorer Ernest Shackleton

August 2012
Supplement

Polar Sports, Inc., Spreadsheet for Instructors (Brief Case)

By: W. Carl Kester and Wei Wang

August 2012
Supplement

Polar Sports, Inc., Spreadsheet for Students (Brief Case)

By: W. Carl Kester and Wei Wang

January 1984
Article

Stability and Polarization of Interests in Job Matching

By: A. E. Roth

Keywords: Employment

2019
Article

Structural Balance Emerges and Explains Performance in Risky Decision-Making

By: Omid Askarisichani, Jacqueline N. Lane, Francesco Bullo, Noah E. Friedkin, Ambuj K. Singh and Brian Uzzi

Polarization affects many forms of social organization. A key issue focuses on which affective relationships are prone to change and how their change relates to performance. In this study, we analyze a financial institutional over a two-year period that employed 66... View Details

Keywords: Polarization; Structural Balance; Performance; Groups and Teams; Risk and Uncertainty; Decision Making

03 Aug 2017
News

Still a strong polarization in the labor force

01 Jul 2022
Video

Live from Klarman Hall - 6/3/2022 - Managing a Polarized Workforce

09 Feb 2017
News

How should companies navigate polarized politics in the Trump era?

15 Aug 2022
News

Top Business Execs More Polarized than Nation as Whole

12 Jun 2024
News

Ship of Renowned Polar Explorer Ernest Shackleton Found on Ocean Floor

June 1995 (Revised June 1996)
Case

White Nights and Polar Lights: Investing in the Russian Oil Industry

By: Debora L. Spar

In the latter half of the 1980s, the collapse of the Soviet empire created an unprecedented opportunity for Western businesses. Among those most attracted were the oil firms, who rushed to investigate Russia's vast petroleum reserves. But, as they soon discovered,... View Details

Keywords: Risk and Uncertainty; Market Entry and Exit; Foreign Direct Investment; Energy Sources; Energy Industry; Russia

Educators

2021
Working Paper

CEO Activism, Consumer Polarization, and Firm Performance

By: Young Hou and Christopher W. Poliquin

CEOs are increasingly engaging in activism on controversial social and political issues that do not directly affect their businesses. Simultaneously, the general public is increasingly polarized. We examine how CEO support for gun control after two mass shootings... View Details

Keywords: CEO Activism; Guns; Polarization; Non-market Strategy; Social Issues; Leadership; Consumer Behavior; Performance

Web

Invention of the Polarizer - Edwin H. Land & Polaroid | Harvard Business School

polarized light and mirages and Wood's own way of doing things. . . . I decided that the world needed a synthetic polarizer, an extensive sheet of polarizing material, in order to be able to carry out on a... View Details

2022
Case

Polarizing Government Work: McKinsey & Co. and Immigration and Customs Enforcement (ICE)

By: Andrew J. Hoffman

When Donald Trump announced his run for president in 2015, he placed immigration front and center in his campaign. He promised to drastically expand U.S. Immigration and Customs Enforcement (ICE), end Deferred Action for Childhood Arrivals (DACA), and build a border... View Details

Keywords: International Relations; Immigration; Public Opinion; Ethics

25 Mar 2025
News

Harvard’s Arthur Brooks: We Have a ‘Right Now Bias’ About the Polarization in Our Country

February 2011
Article

Blind Ethics: Closing One's Eyes Polarizes Moral Judgments and Discourages Dishonest Behavior

By: E. M. Caruso and F. Gino

Keywords: Moral Sensibility; Ethics; Judgments

March 2020
Case

Braver Angels: A Grassroots Effort to Depolarize American Politics

By: Francesca Gino, Julia A. Minson and Jeff Huizinga

The founders of Braver Angels, an organization that uses family therapy principles to foster constructive dialogue between conservatives and liberals, consider how to improve its effectiveness and reach. View Details

Keywords: Political Polarization; Interpersonal Communication; Performance Effectiveness; Strategy; United States

Educators