Publications

28 May 2019
Research & Ideas

Investor Lawsuits Against Auditors Are Falling, and That's Bad News for Capital Markets

it will make investors more wary of engaging in the capital markets.” Two Supreme Court decisions, although not the only reasons, appear to have made a difference, according to the researchers. The rulings in Tellabs v. Makor (2007) and Janus v. First Derivative (2011)... View Details

Keywords: by Martha Lagace; Financial Services; Accounting

November 2019
Article

How Do Sales Efforts Pay Off? Dynamic Panel Data Analysis in the Nerlove-Arrow Framework

By: Doug J. Chung, Byungyeon Kim and Byoung G. Park

This paper evaluates the short- and long-term value of sales representatives’ detailing visits to different types of physicians. By understanding the dynamic effect of sales calls across heterogeneous physicians, we provide guidance on the design of optimal call... View Details

Keywords: Nerlove-Arrow Framework; Stock-of-goodwill; Dynamic Panel Data; Serial Correlation; Instrumental Variables; Sales Effectiveness; Detailing; Analytics and Data Science; Sales; Analysis; Performance Effectiveness; Pharmaceutical Industry

07 Nov 2022
Blog Post

Creating Emerging Markets Sustainability Series - COP27 and the Climate Crisis

Creating Emerging Markets Sustainability Series – COP27 and the Climate Crisis Cover image features Helmy Abouleish (left) and Runa Khan (right). In recognition of the 2022 UN Climate Change Conference (COP27) in Sharm El-Sheikh, Egypt... View Details

November 2013
Case

Groupon for Local Businesses

By: Thales Teixeira and Leora Kornfeld

Local businesses' experiences with using Groupon to promote themselves ran the gamut of roaring success to absolute failure. Why is there such a large range in outcomes for firms that used daily deal sites such as Groupon? This case examines the effectiveness of online... View Details

Keywords: Online Business; Online Marketing; Digital Marketing; Marketing; Advertising Industry; North and Central America

Educators

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Research Summary

Microwedges: Challenging power one small opening at a time [Dissertation, job market paper]

Based on a 31-month qualitative inductive study of multidisciplinary change teams, I introduce the concept of the “microwedge”—a small action or series of actions by team members that allows the team to examine their own assumptions so that they can begin to engage... View Details

2019
Working Paper

Labor Market Shocks and the Demand for Trade Protection: Evidence from Online Surveys

By: Rafael Di Tella and Dani Rodrik

We study preferences for government action in response to layoffs resulting from different types of labor-market shocks. We consider the following shocks: technological change, a demand shift, bad management, and three kinds of international outsourcing. Respondents... View Details

Keywords: Labor; Markets; System Shocks; Trade; Attitudes; Surveys

Article

Evolution of Land Distribution in West Bengal 1967–2004: Role of Land Reform and Demographic Changes

By: Pranab Bardhan, Michael Luca, Dilip Mookherjee and Francisco Pino

This paper studies how land reform and population growth affect land inequality and landlessness, focusing particularly on indirect effects owing to their influence on household divisions and land market transactions. Theoretical predictions of a model of household... View Details

Keywords: Inequality; Land Reform; Household Division; Land Markets; Equality and Inequality; Residency; Property; Household; West Bengal

Web

Driving Impact in Emerging Markets with HBS Alum Nneka Chime (MBA 2015) - Recruiting

Insights & Advice 22 Mar 2024 Driving Impact in Emerging Markets with HBS Alum Nneka Chime (MBA 2015) Becca Carnahan Author HBS Team tag Alumni Student & Alumni Stories Nneka Chime’s (MBA 2015) career path offers an alternative road map... View Details

12 Oct 2017
Working Paper Summaries

The Decline of Big-Bank Lending to Small Business: Dynamic Impacts on Local Credit and Labor Markets

Keywords: by Brian S. Chen, Samuel G. Hanson, and Jeremy C. Stein; Banking

December 2018 (Revised December 2020)
Course Overview Note

Introduction to the RC Strategy Course

By: Ashish Nanda

This note offers an overview of the Strategy course offered in HBS’s Required Curriculum. The RC Strategy course aims to help students become effective strategists. The note introduces the six modules of the course: What is Strategy, Market Attractiveness, Competitive... View Details

Keywords: Market Attractiveness; Strategic Interactions; Strategy; Corporate Strategy

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12 Jun 2023
Blog Post

Creating Emerging Markets Sustainability Series - Leapfrogging Traditional Agricultural Development in Africa

Creating Emerging Markets Sustainability Series – Leapfrogging Traditional Agricultural Development in Africa Cover image features Mostafa Terrab. By 2050, the world’s population is expected to reach 9.7 billion people, with more than... View Details

2014
Book

Reinventing State Capitalism: Leviathan in Business, Brazil and Beyond

By: Aldo Musacchio and Sergio G. Lazzarini

In this book we describe the transformation of state capitalism from a model in which governments owned and ran corporations and broadly controlled the allocation of financial resources into two new varieties of state capitalism: Leviathan as a majority and as a... View Details

15 Oct 2019
Working Paper Summaries

Vote Choice Formation and the Minimal Effects of TV Debates: Evidence from 61 Elections in 9 OECD Countries

Keywords: by Caroline Le Pennec-Caldichoury and Vincent Pons

2024
Working Paper

Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization

By: Ta-Wei Huang, Eva Ascarza and Ayelet Israeli

This paper introduces Incrementality Representation Learning (IRL), a novel multitask representation learning framework that predicts heterogeneous causal effects of marketing interventions. By leveraging past experiments, IRL efficiently designs and targets... View Details

Keywords: Heterogeneous Treatment Effect; Multi-task Learning; Representation Learning; Personalization; Promotion; Deep Learning; Field Experiments; Customer Focus and Relationships; Customization and Personalization

SSRN

July 2021
Article

Outsourcing Tasks Online: Matching Supply and Demand on Peer-to-Peer Internet Platforms

By: Zoë Cullen and Chiara Farronato

We study the growth of online peer-to-peer markets. Using data from TaskRabbit, an expanding marketplace for domestic tasks at the time of our study, we show that growth varies considerably across cities. To disentangle the potential drivers of growth, we look... View Details

Keywords: Two-sided Market; Two-sided Platforms; Peer-to-peer Markets; Platform Strategy; Sharing Economy; Platform Growth; Internet and the Web; Digital Platforms; Strategy; Market Design; Network Effects

January 2020
Article

The Market Reacts Quickly: Changes in Paclitaxel Vascular Device Purchasing Within the Ascension Healthcare System

By: Peter P. Monteleone, Subhash Banerjee, Priya Kothapalli, Ariel Dora Stern, Daniel Fehder, Ron Ginor, Dominic Vollmar, Edward T. A. Fry and Mark J. Pirwitz

Background. A meta-analysis of trials in endovascular therapy suggested an increased mortality associated with treatment exposure to paclitaxel. Multiple publications and corrections of prior data were performed, and the United States Food and Drug Administration has... View Details

Keywords: Medical Devices; Health Testing and Trials; Analysis; Sales

July 9, 2019
Article

Common Knowledge, Coordination, and Strategic Mentalizing in Human Social Life

By: Julian De Freitas, Kyle A. Thomas, Peter DiScioli and Steven Pinker

People often coordinate for mutual gain, such as keeping to opposite sides of a stairway, dubbing an object or place with a name, or assembling en masse to protest a regime. Because successful coordination requires complementary choices, these opportunities raise the... View Details

Keywords: Coordination; Common Knowledge; Theory Of Mind; Bystander Effect; Knowledge; Cooperation

May 2016 (Revised January 2018)
Case

Airbnb, Etsy, Uber: Acquiring the First Thousand Customers

By: Thales S. Teixeira and Morgan Brown

By 2016, two-sided online platforms (or marketplaces) were pervasive among the highest growing internet startups around. These marketplaces sought to match suppliers of assets for rent, physical products or services with customers demanding them. Among the most notable... View Details

Keywords: Airbnb; Etsy; Uber; Growth Hacking; Two-sided Market; Internet and the Web; Marketing Strategy; Digital Platforms; Digital Marketing; Business Startups; Transportation Industry; Accommodations Industry