Publications

Web

Faculty & Research

bias with naive beliefs. The government chooses mandatory contributions to accounts, each with a different pre-retirement withdrawal penalty. Collected penalties are rebated lump sum. When households have homogeneous present bias, , the... View Details

May 2023
Article

Self-Preferencing at Amazon: Evidence from Search Rankings

By: Chiara Farronato, Andrey Fradkin and Alexander MacKay

We study whether Amazon engages in self-preferencing on its marketplace by favoring its own brands (e.g., Amazon Basics) in search. To address this question, we collect new micro-level consumer search data using a custom browser extension installed by a panel of study... View Details

Keywords: Consumer Behavior; E-commerce; Product Positioning; Brands and Branding

16 Jan 2019
News

What is the true cost of caregiving on the workforce?

Teaching Interest

Overview

Michael has experience in both lecture-based and experiential education teaching methods.

He designed and teaches a 2-day professional development course at Harvard titled “Collaborative Leadership: Building the Organization of the Future” that provides... View Details

August 2017 (Revised July 2019)
Case

GROW: Using Artificial Intelligence to Screen Human Intelligence

By: Ethan Bernstein, Paul McKinnon and Paul Yarabe

Over 10% of all 2017 university graduates in Japan used GROW, an artificial intelligence platform and mobile app developed by Tokyo-based people analytics startup IGS, to recruit for a job. This case puts participants in the shoes of IGS founder and CEO Masahiro... View Details

Keywords: Big Data; Artificial Intelligence; Talent and Talent Management; Recruitment; Selection and Staffing; Human Resources; Information Technology; AI and Machine Learning; Analytics and Data Science; Financial Services Industry; Air Transportation Industry; Advertising Industry; Manufacturing Industry; Technology Industry; Japan

Educators

2021
Working Paper

Time and the Value of Data

By: Ehsan Valavi, Joel Hestness, Newsha Ardalani and Marco Iansiti

Managers often believe that collecting more data will continually improve the accuracy of their machine learning models. However, we argue in this paper that when data lose relevance over time, it may be optimal to collect a limited amount of recent data instead of... View Details

Keywords: Economics Of AI; Machine Learning; Non-stationarity; Perishability; Value Depreciation; Analytics and Data Science; Value

SSRN

January 8, 2025
Article

Why Retailers Are Turning to Third-Party Marketplaces

By: Antonio Moreno

Some traditional retailers—including Walmart, Target, and Best Buy—are adopting third-party marketplaces, which connect customers with external sellers and thereby offer customers a much broader selection. Many other traditional retailers are considering whether to... View Details

Keywords: Marketplace Matching; Distribution Channels; Customer Focus and Relationships; Cost vs Benefits; Retail Industry

Register to Read

2012
Chapter

Evidence from the Firm: A New Approach to Understanding Corruption

By: Shawn A. Cole and Anh Tran

Due to its clandestine nature, most of what we understand about corruption comes from survey evidence and self-reported perceptions of corruption: this limits both the range of questions that can be asked and the precision of answers that can be provided. This chapter... View Details

Keywords: Measurement and Metrics; Crime and Corruption; Organizations; Ownership; Asia

Article

Clogs to Clogs in Three Generations? Explaining Entrepreneurial Performance in Britain Since 1850

By: Tom Nicholas

Research into culture and entrepreneurship in Britain has been dominated by casual empiricism. This article shows the benefits of using a new method. Lifetime wealth accumulation is specified as a measure of entrepreneurial performance, and applied to data collected... View Details

Keywords: Entrepreneurship; Performance Evaluation; Biography; Culture; Education; Wealth; Research; Great Britain

Find at Harvard

08 Jul 2019
News

When the World Matches the Apocalypse in Your Novel

31 May 2018
News

HBS Names 2018-2019 Blavatnik Fellows in Life Science Entrepreneurship

19 Feb 2020
Video

Public Image: The U.S. Steel Photography Exhibit at Baker Library

July 2025
Article

Reputation Burning: Analyzing the Impact of Brand Sponsorship on Social Influencers

By: Mengjie Cheng and Shunyuan Zhang

The growth of the influencer marketing industry warrants an empirical examination of the effect of posting sponsored videos on influencers' reputations. We collected a novel dataset of user-generated YouTube videos created by prominent English-speaking influencers in... View Details

Keywords: Reputation; Mathematical Methods; Marketing Reference Programs; Social Media; Brands and Branding

Find at Harvard

2020
Working Paper

HBS COVID-19 Global Policy Tracker

By: Alberto Cavallo and Tannya Cai

The HBS COVID-19 Global Policy Tracker is an initiative by the Business, Government and the International Economy (BGIE) unit at Harvard Business School (HBS) to collect and standardize economic policies implemented as a response to the coronavirus pandemic around the... View Details

Keywords: COVID-19; Economics; Policy; Health Pandemics; Government and Politics; Global Range

24 Mar 2016
News

Gun Manufacturers Need to Lead Change, Not Just Follow the Law

July 2020
Article

Healthy Business? Managerial Education and Management in Healthcare

By: Nicholas Bloom, Renata Lemos, Raffaella Sadun and John Van Reenen

We investigate the link between hospital performance and managerial education by collecting a large database of management practices and skills in hospitals across nine countries. We find that hospitals that are closer to universities offering both medical education... View Details

Keywords: Management; Hospitals; Mortality; Education; Health Care and Treatment; Performance Improvement; Business Education; Management Practices and Processes

Find at Harvard

January 2010 (Revised April 2010)
Case

Credit Suisse Group: Managing Equity Research as a Business

By: Boris Groysberg, Paul M. Healy and Sarah Abbott

In 2003, in the midst of industry turmoil and company-specific challenges, Stefano Natella was named Global Head of Equity Research at Credit Suisse. Over a six-year period, Natella implemented and refined a new methodology for valuing equity research analysts, both... View Details

Keywords: Business Model; Change Management; Customer Satisfaction; Compensation and Benefits; Selection and Staffing; Balanced Scorecard; Organizational Change and Adaptation; Financial Services Industry

Educators