Publications

Purchase

29 Apr 2025
HBS Seminar

Magie Cheng & David Huang

October 2019 (Revised February 2023)
Case

Gupta Media: Performance Marketing in the Digital Age

By: V. Kasturi Rangan and Courtney Han

Gupta Media is a Digital Marketing firm started in 2005 that places advertisements and marketing promotions for its clients in digital media, mainly social media such as Facebook and Google. Over the years it had built its expertise in promoting music labels, artists... View Details

Keywords: Marketing; Digital Marketing; Performance; Measurement and Metrics; Social Media; Advertising Industry

Educators

Purchase

10 Nov 2003
Research & Ideas

Globalization: The Strategy of Differences

potential for the scale economies that such commonalities unlock, as their primary source of added value. Differences from country to country, in contrast, are viewed as obstacles that need to be overcome. It's possible to apply different... View Details

Keywords: by Pankaj Ghemawat

2020
Working Paper

Design and Analysis of Switchback Experiments

By: Iavor I Bojinov, David Simchi-Levi and Jinglong Zhao

In switchback experiments, a firm sequentially exposes an experimental unit to a random treatment, measures its response, and repeats the procedure for several periods to determine which treatment leads to the best outcome. Although practitioners have widely adopted... View Details

Keywords: Switchback Experiments; Design; Analysis; Mathematical Methods

July 2023
Article

Design and Analysis of Switchback Experiments

By: Iavor I Bojinov, David Simchi-Levi and Jinglong Zhao

In switchback experiments, a firm sequentially exposes an experimental unit to a random treatment, measures its response, and repeats the procedure for several periods to determine which treatment leads to the best outcome. Although practitioners have widely adopted... View Details

Keywords: Switchback Experiments; Design; Analysis; Mathematical Methods

2019
Working Paper

Large-Scale Demand Estimation with Search Data

By: Tomomichi Amano, Andrew Rhodes and Stephan Seiler

In many online markets, traditional methods of demand estimation are difficult to implement because assortments are very large and individual products are sold infrequently. At the same time, data on consumer search (i.e., browsing) behavior are often available and are... View Details

Keywords: High-dimensional Data; Demand Estimation; Consideration Sets; Consumer Search

SSRN

2025
Working Paper

How to Choose Among Technologies with Learning Curves: Making Better Investment Decisions

By: Christian Kaps and Arielle Anderer

Learning curves, the fact that technologies improve as a function of cumulative experience or investment, are desirable-think inexpensive solar panels or higher performing semiconductors. But, for firms that need to pick one technology among several candidates, such as... View Details

Keywords: Learning Curve; Technology; Innovation; Batteries; Energy Storage; Sequential Decision Making; TELCO; Exploration; Exploitation; Problems and Challenges; Cost vs Benefits; Technology Adoption; Battery Industry

SSRN

Research Summary

Behavioral Hazard and Public Policy

By: Joshua R. Schwartzstein

It is well recognized that people overuse low-value medical care due to moral hazard—because copays are lower than costs. Now Professor Schwartzstein has introduced the concept of “behavioral hazard” to explain the opposite: people underuse high-value care because... View Details

06 Sep 2005
Research & Ideas

The Best Place for Retirement Funds

and Harold Zhang, set out to derive rules for optimal asset location behavior for investors with these individually managed retirement accounts. Two results came out of this work: First, the optimal strategy... View Details

Keywords: by Ann Cullen

01 Apr 2021
Blog Post

An Aerospace Engineer Provides a Lift for Underrepresented Innovators and Entrepreneurs

rolling blackouts. I wanted to see if renewables could be something that could benefit those regions of the continent.” Shodiya applied her aerospace engineering training to redesign wind turbine blades that could View Details

March 2019
Article

Economics of Converting Renewable Power to Hydrogen

By: Gunther Glenk and Stefan Reichelstein

The recent sharp decline in the cost of renewable energy suggests that the production of hydrogen from renewable power through a power-to-gas process might become more economical. Here we examine this alternative from the perspective of an investor who considers a... View Details

Leemore Dafny is the Bruce V. Rauner Professor of Business Administration and the Mary Ellen Jay and Jeffrey Jay Fellow at the Harvard Business School, and Professor of Public Policy at the Harvard Kennedy School. Dafny is an applied microeconomist whose... View Details

Keywords: health care

April–June 2022
Other Article

Commentary on 'Causal Decision Making and Causal Eﬀect Estimation Are Not the Same... and Why It Matters'

By: Edward McFowland III

There has been a substantial discussion in various methodological and applied literatures around causal inference; especially in the use of machine learning and statistical models to understand heterogeneity in treatment effects and to make optimal decision... View Details

Keywords: Causal Inference; Treatment Effect Estimation; Treatment Assignment Policy; Human-in-the-loop; Decision Making; Fairness

Purchase

2023
Working Paper

The Complexity of Economic Decisions

By: Xavier Gabaix and Thomas Graeber

We propose a theory of the complexity of economic decisions. Leveraging a macroeconomic framework of production functions, we conceptualize the mind as a cognitive economy, where a task’s complexity is determined by its composition of cognitive operations. Complexity... View Details

Keywords: Decisions; Complexity; Perception; Consumer Behavior; Production

Article

Mitigating Bias in Adaptive Data Gathering via Differential Privacy

By: Seth Neel and Aaron Leon Roth

Data that is gathered adaptively—via bandit algorithms, for example—exhibits bias. This is true both when gathering simple numeric valued data—the empirical means kept track of by stochastic bandit algorithms are biased downwards—and when gathering more complicated... View Details

Keywords: Bandit Algorithms; Bias; Analytics and Data Science; Mathematical Methods; Theory

January–February 2012
Article

Do You Need a New Product-Development Strategy?

By: Alan MacCormack, W. Crandall, P. Toft and P. Henderson

Many firms rely on a single new-product development process for all projects. But designing new products for different business contexts requires that a firm deploy different new-product development processes. Products designed for stable and mature end-user markets... View Details

Keywords: Strategy; Product Development

February 2001 (Revised March 2003)
Case

i2 TradeMatrix

i2 has recently acquired Aspect Development and is incorporating Aspect's offerings into its TradeMatrix product for business-to-business e-commerce. TradeMatrix embeds i2's existing products for optimizing supply chain performance by applying advanced planning and... View Details

Keywords: Internet and the Web; Applications and Software; Organizational Culture; Mergers and Acquisitions; Information Technology Industry