Publications

09 Apr 2019
Working Paper Summaries

Formal Employment and Organized Crime: Regression Discontinuity Evidence from Colombia

Keywords: by Gaurav Khanna, Carlos Medina, Anant Nyshadham, and Jorge Tamayo

17 Sep 2018
Working Paper Summaries

The Impact of Penalties for Wrong Answers on the Gender Gap in Test Scores

Keywords: by Katherine B. Coffman and David Klinowski; Education

Research Summary

Overview

I am a doctoral candidate in the strategy unit at Harvard Business School. My main areas of interest are organizational economics, public policy, and technology. My research is published at PNAS and forthcoming at the Journal of Financial Economics. My work has been... View Details

Keywords: Technology; Communication Technology; Wages; Policy; Brazil

Research Summary

The Effect of the Internet on Wages

Who benefits from the adoption of technology in the workplace? To explore, I combine worker-level wage data with information on broadband adoption by Brazilian firms to estimate the effects of broadband on wages. Overall, wages increase 2.3 percent following... View Details

Keywords: Internet; Organization Design; Brazil; Technology; Wages; Brazil

February 1997 (Revised September 1997)
Case

Bidding for Antamina

By: Peter Tufano

In June 1996, executives of the multinational mining company RTZ-CRA contemplate bidding to acquire the Antamina copper and zinc mine in Peru. The Antamina project is being offered for sale by auction as part of the privatization of Peru's state mining company. RTZ-CRA... View Details

Keywords: Valuation; Auctions; Bids and Bidding; Mining; Mining Industry; Peru

October 2020
Article

Patronage and Selection in Public Sector Organizations

By: Emanuele Colonnelli, Mounu Prem and Edoardo Teso

In all modern bureaucracies, politicians retain some discretion in public employment decisions, which may lead to frictions in the selection process if political connections substitute for individual competence. Relying on detailed matched employer-employee data on the... View Details

Keywords: Employees; Selection and Staffing; Political Elections; Public Sector; Brazil

Find at Harvard

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

Find at Harvard

Article

Job Loss, Credit and Crime in Colombia

By: Gaurav Khanna, Carlos Medina, Anant Nyshadham, Christian Posso and Jorge Tamayo

We investigate the effects of job displacement, as a result of mass layoffs, on criminal arrests using a matched employer-employee-crime dataset from Medellín, Colombia. Job displacement leads to immediate and persistent earnings losses and higher probability of arrest... View Details

Keywords: Job Displacements; Job Cuts and Outsourcing; Crime and Corruption; Credit; Colombia; Medellín

Find at Harvard

2020
Working Paper

Job Loss, Credit and Crime in Colombia

By: Gaurav Khanna, Carlos Medina, Anant Nyshadham, Christian Posso and Jorge Tamayo

We investigate the effects of job displacement, as a result of mass layoffs, on criminal arrests using a matched employer-employee-crime dataset from Medellín, Colombia. Job displacement leads to immediate and persistent earnings losses and higher probability of arrest... View Details

Keywords: Job Displacements; Job Cuts and Outsourcing; Crime and Corruption; Credit; Colombia; Medellín

2019
Working Paper

Persuasive Propaganda During the 2015 Argentine Ballotage

By: Rafael Di Tella, Sebastian Galiani and Ernesto Schargrodsky

We study a propaganda campaign sponsored by the government against the main political challenger in the days preceding the 2015 Argentine runoff presidential election. Subjects in the treatment group watched an “ad” initially aired during soccer transmissions that was... View Details

Keywords: Propaganda; Persuasion; Voting; Political Elections; Government and Politics; Communication Strategy; Power and Influence; Public Opinion; Argentina

March 2019 (Revised July 2019)
Case

El Sistema

By: Tarun Khanna and Jenn Chang

El Sistema explores an NGO that changes the life of thousands of young people in Venezuela and around the world through musical education. View Details

Keywords: Non-Governmental Organizations; Education; Music Entertainment; Venezuela

June 2018
Supplement

Amil and the Health Care System in Brazil (B)

By: Regina Herzlinger, Ana Maria Malik, Ruth Costas and Priscilla Zogbi

Brazilian Managed Care Organization Amil faces a series of challenges while trying to redefine the terms of its relationship with hospitals and clinics and to implement a new health care model based on primary care and family medicine. View Details

Keywords: Health Care; Brazil; Managed Care; Innovation; Health Care Industry; Health Care and Treatment; Health; Cost Management; Innovation and Invention; Competitive Strategy; Health Industry; Insurance Industry; Brazil

July 2017 (Revised November 2017)
Case

Media Markets Down South: Goldman Sachs' Investment in Grupo Clarín

By: Rafael Di Tella, Jose Liberti and Sarah McAra

Founded in 1945, Grupo Clarín expanded over several decades to become Argentina’s largest media conglomerate. With leading positions in newspapers, broadcast television, broadcast radio, cable television, and Internet services, Grupo Clarín caught the attention of... View Details

Keywords: Media; Business and Government Relations; Risk and Uncertainty; Initial Public Offering; Investment; Journalism and News Industry; Media and Broadcasting Industry; Argentina

July 2017 (Revised November 2017)
Case

'Clarín Lies!': Bias, Post-Truth, and Populism in Argentina's Media War

By: Rafael Di Tella, Jose Liberti and Sarah McAra

In 2012, Argentine media conglomerate Grupo Clarín and President Cristina Fernández de Kirchner were embroiled in what some called “the mother of all battles.” Grupo Clarín was one of the preeminent media companies in Argentina, with leading newspapers, cable... View Details

Keywords: Media Regulation; Media; Government and Politics; Policy; Newspapers; Government Legislation; Business and Government Relations; Risk and Uncertainty; Monopoly; Journalism and News Industry; Media and Broadcasting Industry; Argentina

November 2015 (Revised February 2020)
Teaching Note

IDEO: Human-Centered Service Design

By: Ryan W. Buell

The case describes IDEO, one of the world's leading design firms, and its human-centered innovation culture and processes. It is an example of what managers can do to make their own organizations more innovative. In reaction to a rapidly changing competitive landscape,... View Details

Keywords: Design Thinking; Innovation; Service Management; Service; Design; Service Delivery; Innovation and Management; Entertainment and Recreation Industry; Peru

24 Oct 2011
Other Presentation

The Role of Business in Society: Creating Shared Value

This presentation draws on ideas from Professor Porter's books and articles, in particular, Competitive Strategy (The Free Press, 1980); Competitive Advantage (The Free Press, 1985); "What is Strategy?" (Harvard Business Review, Nov/Dec 1996); and On Competition... View Details

Keywords: Society; Ecuador

May 2011
Other Presentation

Creating Shared Value: Redefining Capitalism and the Role of the Corporation in Society

This presentation draws on ideas from Professor Porter's books and articles, in particular, Competitive Strategy (The Free Press, 1980); Competitive Advantage (The Free Press, 1985); ―What is Strategy? (Harvard Business Review, Nov/Dec 1996); and On Competition... View Details

Keywords: Society; Chile

6 Nov 2012
Other Presentation

The New Competitive Advantage: Creating Shared Value

The ideas drawn from “Creating Shared Value” (Harvard Business Review, Jan 2011) and “Competing by Saving Lives” (FSG, 2012). View Details

Keywords: Society; Brazil

24 Oct 2011
Other Presentation

Ecuadorian Competitiveness: Ready for the Next Stage?

This presentation draws on ideas from Professor Porter's books and articles, in particular, Competitive Strategy (The Free Press, 1980); Competitive Advantage (The Free Press, 1985); "What is Strategy?" (Harvard Business Review, Nov/Dec 1996); "Strategy and the... View Details

Keywords: Economics; Ecuador