Publications

June 2022 (Revised October 2022)
Background Note

Digital Commerce and Delivery: Preparing Food and Retail Value Chains for a 50-50 World

By: William R. Kerr, Daniel O'Connor, Paige Boehmcke and Will Ensor

Increasing digitalization of grocery retail and quick commerce reveals insights about managing complex supply chains at scale and shifting revenue streams from product sales to data monetization. How are the roles of retailers changing? What happens if marginal cost... View Details

Keywords: Grocery Delivery; Grocery; Digitalization; Fulfillment; Delivery; Supply Chain; Disruption; Food; Supply Chain Management; Market Design; Trends; Value Creation; Goods and Commodities; Customer Value and Value Chain; Digital Transformation; Retail Industry; Food and Beverage Industry; United States; China

Educators

Purchase

Summer 2018
Article

Scale versus Scope in the Diffusion of New Technology: Evidence from the Farm Tractor

By: Daniel P. Gross

Although tractors are now used in nearly every agricultural field operation and in the production of nearly all crops, they first developed with much more limited application. Early diffusion was accordingly rapid in these narrower applications but limited in scope... View Details

Keywords: Technology Diffusion; Spatial Technology Diffusion; Farm Tractors; R＆D; General-purpose Technologies; Technology Adoption; Agribusiness; Transportation; Research and Development; Agriculture and Agribusiness Industry; United States

Article

De Gustibus non est Taxandum: Heterogeneity in Preferences and Optimal Redistribution

By: Benjamin B Lockwood and Matthew Weinzierl

The prominent but unproven intuition that preference heterogeneity reduces redistribution in a standard optimal tax model is shown to hold under the plausible condition that the distribution of preferences for consumption relative to leisure rises, in terms of... View Details

Keywords: Motivation and Incentives; Income; Decision Choices and Conditions; Consumer Behavior; Taxation; Microeconomics; Macroeconomics

Purchase

December 2009
Article

Strategy-proofness versus Efficiency in Matching with Indifferences: Redesigning the NYC High School Match

By: Atila Abdulkadiroglu, Parag A. Pathak and Alvin E. Roth

The design of the New York City (NYC) High School match involved tradeoffs among efficiency, stability, and strategy-proofness that raise new theoretical questions. We analyze a model with indifferences—ties—in school preferences. Simulations with field data and the... View Details

Keywords: Decision Choices and Conditions; Secondary Education; Marketplace Matching; Performance Efficiency; Mathematical Methods; Motivation and Incentives; Strategy; Balance and Stability

2007
Working Paper

The Political Economy of 'Natural' Disasters

By: Charles Cohen and Eric D. Werker

Natural disasters occur in a political space. Although events beyond our control may trigger a disaster, the level of government preparedness and response greatly determines the extent of suffering incurred by the affected population. We use a political economy model... View Details

Keywords: Policy; Government and Politics; Strategic Planning; Mathematical Methods; Natural Disasters; Welfare or Wellbeing

June 2007
Article

Efficient Kidney Exchange: Coincidence of Wants in a Structured Market

By: A. E. Roth, Tayfun Sonmez and M. Utku Unver

Patients needing kidney transplants may have donors who cannot donate to them because of blood or tissue incompatibility. Incompatible patient-donor pairs can exchange donor kidneys with other pairs only when there is a "double coincidence of wants." Developing... View Details

Keywords: Organizational Structure; Size; Emotions; Human Needs; Health Care and Treatment; Health Testing and Trials; Infrastructure; Supply Chain Management; Fairness; Performance Improvement; Health Industry

11 Jan 2022
News

School for Scaling Impact: Starting Harvard’s ALI ‘22

December Drug Approvals

Absent explicit quotas, incentives, reporting, or fiscal year-end motives, drugapprovals around the world surge in December, at month-ends, and before respectivemajor national holidays. Drugs approved before these informal deadlines areassociated with significantly... View Details

November 2024
Article

Preference Externality Estimators: A Comparison of Border Approaches and IVs

By: Xi Ling, Wesley R. Hartmann and Tomomichi Amano

This paper compares two estimators—the Border Approach and an Instrumental Variable (IV) estimator—using a unified framework where identifying variation arises from “preference externalities,” following the intuition in Waldfogel (2003). We highlight two dimensions in... View Details

Keywords: Econometrics; Casual Inference; Marketing; Economics; Advertising; Mathematical Methods

April 2023
Article

The Real Exchange Rate, Innovation and Productivity

By: Laura Alfaro, Alejandro Cuñat, Harald Fadinger and Yanping Liu

We evaluate manufacturing firms' responses to changes in the real exchange rate (RER) using detailed firm-level data for a large set of countries for the period 2001-2010. We uncover the following stylized facts about regional variation of manufacturing firms'... View Details

Keywords: Real Exchange Rate; Firm Level Data; Innovation; Productivity; Exporting; Importing; Credit Constraints; Currency Exchange Rate; Innovation and Invention; Performance Productivity

November 2009
Journal Article

A Theory of Growth and Volatility at the Aggregate and Firm Level

By: Diego A. Comin and Sunil Mulani

This paper presents an endogenous growth model that explains the evolution of the first and second moments of productivity growth at the aggregate and firm level during the post-war period. Growth is driven by the development of both (i) idiosyncratic R&D innovations... View Details

Keywords: Volatility; Microeconomics; Innovation and Invention; Growth and Development Strategy; Resource Allocation; Performance Productivity; Mathematical Methods; Research and Development

06 Jul 2016
Research & Ideas

The Truth About Authentic Leaders

also challenged older models of leadership, including the “great man theory” and competency-based leadership models. Previous generations of business people spent more time trying to “market” themselves as leaders, rather than undertaking... View Details

Keywords: by Bill George

14 May 2018
Research & Ideas

Amazon vs. Whole Foods: When Cultures Collide

Campbell. “It’s a story about what the limits are to scaling this high-empowerment model, and what are the limits to a model where it’s all about standardization and data.” A model of empowerment For decades... View Details

Keywords: by Michael Blanding; Food & Beverage

Web

Latin America - Global

Reskilling Model JUNE 2024 ALUMNI EVENT Alumni Event with HBS Club of Brazil The HBS Club of Brazil hosted a dedicated event for search funds in June 2024. Gustavo Vaz (MBA 2018), Marcos Noll Barboza (GMP), and Paulo Molinari (MBA 2020)... View Details

Web

Finance - Faculty & Research

as well as with past stock returns and with the level of the stock market. However, investor expectations are strongly negatively correlated with model-based expected returns. The evidence is not consistent with rational expectations representative investor View Details

02 May 2013
Working Paper Summaries

Innovation, Reallocation, and Growth

Keywords: by Daron Acemoglu, Ufuk Akcigit, Nicholas Bloom & William Kerr

15 Jul 2010
Working Paper Summaries

Trade Policy and Firm Boundaries

Keywords: by Laura Alfaro, Paola Conconi, Harald Fadinger & Andrew F. Newman

Research Summary

The Real Exchange Rate, Innovation and Productivity

By: Laura Alfaro

We evaluate manufacturing firms' responses to changes in the real exchange rate (RER) using detailed firm-level data for a large set of countries for the period 2001-2010. We uncover the following stylized facts about regional variation of manufacturing firms'... View Details

2018
Chapter

The United States in Contemporary Perspectives: Evolving Forms, Strategy, and Performance

By: David J. Collis, Bharat Anand and J. Yo-Jud Cheng

BOOK ABSTRACT: In spite of surging interest in the business group organization among business scholars, economists, and historians in recent years, academic research on business groups has, to date, remained within the boundary of emerging markets. The major aim of... View Details