Large Language Models - Publications - Faculty & Research - Harvard Business School

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January 2018 (Revised March 2019)
Teaching Note

Jumia Nigeria: from Retail to Marketplace (A) and (B)

By: Ramon Casadesus-Masanell and Karen Elterman

Founded in 2012, Jumia Nigeria, a startup effort by Germany-based Rocket Internet, aimed to become an African Amazon. The company entered the nascent market and immediately enjoyed an uptick in consumer spending fueled by the strength of Nigeria’s oil-based economy. By... View Details

Keywords: Retail; Marketplace; Inventory; Ecommerce; Funding; Business Ecosystems; Competition; Business Model; Globalization; Emerging Markets; Expansion; Logistics; E-commerce; Retail Industry; India; Nigeria; Africa

2022
Working Paper

How Do Investors Value ESG?

By: Malcolm Baker, Mark Egan and Suproteem K. Sarkar

Environmental, social, and governance (ESG) objectives have risen to near the top of the agenda for corporate executives and boards, driven in large part by their perceptions of shareholder interest. We quantify the value that shareholders place on ESG using a revealed... View Details

Keywords: Investment; Investment Portfolio; Corporate Social Responsibility and Impact; Business and Shareholder Relations; Environmental Sustainability; Governance; Financial Services Industry; United States

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Article

Kill or Die: Moral Judgment Alters Linguistic Coding of Causality

By: Julian De Freitas, Peter DiScioli, Jason Nemirow, Maxim Massenkoff and Steven Pinker

What is the relationship between the language people use to describe an event and their moral judgments? We test the hypothesis that moral judgment and causative verbs rely on the same underlying mental model of people’s actions. Experiment 1a finds that participants... View Details

Keywords: Moral Cognition; Moral Psychology; Causative Verbs; Trolley Problem; Argument Structure; Moral Sensibility; Judgments

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2018
Working Paper

The State of Open Source Server Software

By: Shane Greenstein and Klaus Ackermann

The study assembles new data to construct a census of worldwide web server use across the globe. We document a large concentration of investment in the United States, and a wide dispersion across scores of countries. We find tens of billions of dollars of unmeasured... View Details

Keywords: Internet; Open Source; Internet and the Web; Policy; Open Source Distribution; Internet and the Web; Global Range

2009
Working Paper

Industry Equilibrium with Open Source and Proprietary Firms

By: Gaston Llanes and Ramiro de Elejalde

We present a model of industry equilibrium to study the coexistence of Open Source (OS) and Proprietary (P) firms. Two novel aspects of the model are: (1) participation in OS arises as the optimal decision of profit-maximizing firms, and (2) OS and P firms may (or may... View Details

Keywords: Investment; Technological Innovation; Knowledge Sharing; Industry Structures; Open Source Distribution; Research and Development

October 1998
Case

Excite, Inc.--1998

By: Stephen P. Bradley and Kelley Porter

Reviews recent trends and the evolution of the emerging portal industry, highlighting the competitive position of the industry's major participants. The business model of Excite, Inc., and its major competitors are presented. In addition, the case looks at the new... View Details

Keywords: Competitive Strategy; Business Model; Emerging Markets; Transformation; Market Entry and Exit; Industry Structures; Web Services Industry

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December 2006 (Revised October 2007)
Course Overview Note

Managing Networked Businesses: Course Overview for Educators

By: Thomas R. Eisenmann

Provides an overview for educators of concepts covered in the MBA elective course, "Managing Networked Businesses," (MNB). MNB focuses on management challenges in businesses that exhibit network effects. Such businesses comprise a large and growing share of the global... View Details

Keywords: Networks; Business Organization

11 Jan 2011
First Look

First Look: Jan. 11

models and evaluating their efficacy in standalone fashion—just as engineers test new technologies or products. However, the success or failure of a company's business model depends View Details

Keywords: Sean Silverthorne

2014
Teaching Note

Meizhou Dongpo Restaurant Group (TN)

By: F. Warren McFarlan, Weiku Wu and Jia Guo

Since the establishment of the first Meizhou Dongpo Restaurant in Beijing in 1996, Wang Gang and his wife Liang Di have opened more than 100 chain restaurants in China and foreign countries, and set up the group headquarters, logistics center, R&D center and central... View Details

Keywords: Internationalization; Management; Standardization; Strategy; China; Restaurants; China

Article

An Integrated Decision-Making Approach for Improving European Air Traffic Management

By: Yael Grushka-Cockayne, Bert De Reyck and Zeger Degraeve

We develop a multistakeholder, multicriteria decision-making framework for Eurocontrol, the European air traffic management organization, for evaluating and selecting operational improvements to the air traffic management system. The selected set of improvements will... View Details

Keywords: Decision Making; Framework; Operations; Performance Improvement; Government Administration; Air Transportation Industry; Europe

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V. Kasturi Rangan

Kash Rangan is the Malcolm P. McNair Professor of Marketing at the Harvard Business School. Formerly the chairman of the Marketing Department (1998-2002), he is now the co-chairman of the school's Social Enterprise Initiative. He has taught in a wide variety of MBA... View Details

Keywords: advertising; agribusiness; apparel; automobiles; computer; consumer products; e-commerce industry; high technology; industrial goods; marketing industry; pharmaceuticals

2021
Working Paper

Diagnosing Quality: Learning, Amenities, and the Demand for Health Care

By: Achyuta Adhvaryu, Emilio Gutierrez, Anant Nyshadham and Jorge Tamayo

We study the role of amenities in increasing demand for underutilized healthcare services. We evaluate the offer of a high-amenity diagnostic consultation for cataracts with a randomized price and find that a lower price for the high-amenity consultation increases... View Details

Keywords: Health Care Demand; Amenities; Health Care Quality; Cataracts; Surgery; Health Care and Treatment; Demand and Consumers; Quality; Learning; Mexico

2012
Working Paper

Brides for Sale: Cross-Border Marriages and Female Immigration

Every year, a large number of women migrate as brides from developing countries to developed countries in East Asia. This phenomenon virtually did not exist in the early 1990s, but foreign brides currently comprise 4 to 35 percent of newlyweds in these developed Asian... View Details

Keywords: Immigration; Gender; Developing Countries and Economies; Education; Cross-Cultural and Cross-Border Issues; East Asia; Japan; South Korea; Taiwan; Singapore

August 2013 (Revised July 2024)
Case

Amazon in 2024

By: Sunil Gupta and Margaret L. Rodriguez

Amazon launched its website in July 1995 to sell books online and by 2020 it has grown to become a digital giant with over $280 billion in annual sales. A large part of its growth came from expanding into a variety of businesses that some see as unrelated. Has it... View Details

Keywords: Platforms; Complements; Showrooming; Ecosystem; Growth Strategy; Competitive Advantage; Network Effects; Internet and the Web; Business Model; Competitive Strategy; Growth and Development Strategy; Digital Platforms; Retail Industry; Publishing Industry

2017
Working Paper

Rethinking Measurement of Pay Disparity and its Relation to Firm Performance

By: Ethan Rouen

I develop measures of firm-level pay disparity and examine their relation to firm accounting performance. Using comprehensive compensation data for a large sample of firms, I find no statistically significant relation between the ratio of CEO-to-mean employee... View Details

Keywords: Pay Disparity; Pay Ratio; CEO Pay Ratio; Income Inequality; Executive Compensation; Wages; Equality and Inequality; Business Ventures; Performance

2014
Case

Meizhou Dongpo Restaurant Group

By: F. Warren McFarlan, Weiku Wu and Jia Guo

Since the establishment of the first Meizhou Dongpo Restaurant in Beijing in 1996, Wang Gang and his wife Liang Di have opened more than 100 chain restaurants in China and foreign countries, and set up the group headquarters, logistics center, R&D center and central... View Details

Keywords: Internationalization; Management; Standardization; Strategy; Restaurants; China; China

January 2021
Article

Machine Learning for Pattern Discovery in Management Research

By: Prithwiraj Choudhury, Ryan Allen and Michael G. Endres

Supervised machine learning (ML) methods are a powerful toolkit for discovering robust patterns in quantitative data. The patterns identified by ML could be used for exploratory inductive or abductive research, or for post-hoc analysis of regression results to detect... View Details

Keywords: Machine Learning; Supervised Machine Learning; Induction; Abduction; Exploratory Data Analysis; Pattern Discovery; Decision Trees; Random Forests; Neural Networks; ROC Curve; Confusion Matrix; Partial Dependence Plots; AI and Machine Learning

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2023
Article

On the Impact of Actionable Explanations on Social Segregation

By: Ruijiang Gao and Himabindu Lakkaraju

As predictive models seep into several real-world applications, it has become critical to ensure that individuals who are negatively impacted by the outcomes of these models are provided with a means for recourse. To this end, there has been a growing body of research... View Details

Keywords: Forecasting and Prediction; AI and Machine Learning; Outcome or Result

August 2023
Article

Financing the Litigation Arms Race

By: Samuel Antill and Steven R. Grenadier

Using a dynamic real-option model of litigation, we show that the increasingly popular practice of third-party litigation financing has ambiguous implications for total ex-post litigant surplus. A defendant and a plaintiff bargain over a settlement payment. The... View Details

Keywords: Litigation Financing; Dynamic Bargaining; Real Options; Lawsuits and Litigation; Financing and Loans

1979
Article

Approximating the Efficiency Gain of Tax Reforms

By: Jerry R. Green and Eytan Sheshinski

Proper analysis of tax reform requires evaluation of the welfare effects induced by a change from one tax system to another. We present two methods for estimating these changes using only local information pertaining to an initial equilibrium with distortive taxes. It... View Details

Keywords: Taxation; Governing Rules, Regulations, and Reforms; Change; Analysis

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