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- News (119)
- Research (972)
- Events (12)
- Multimedia (2)
- Faculty Publications (460)
Show Results For
-
All HBS Web
(1,395)
- News (119)
- Research (972)
- Events (12)
- Multimedia (2)
- Faculty Publications (460)
- Winter 2021
- Article
Mobile Internet Usage and Usage-based Pricing
By: Jeffrey Prince and Shane Greenstein
Using data on mobile Internet usage of thousands of individuals, we provide some of the first analyses linking mobile usage to key demographics such as income. We find a reverse-U relationship between mobile Internet usage and income—notably different than the...
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Keywords:
Mobile Internet Usage;
Pricing Strategy;
Internet and the Web;
Mobile and Wireless Technology;
Demographics;
Income;
Price;
Strategy
Prince, Jeffrey, and Shane Greenstein. "Mobile Internet Usage and Usage-based Pricing." Journal of Economics & Management Strategy 30, no. 4 (Winter 2021): 760–783.
- Research Summary
Social Entrepreneurship
By: James L. Heskett
This project is centered around an analysis of data and experiences of 31 executive directors of not-for-profit organizations who completed the Denali Initiative on social entrepreneurship, of which I was volunteer faculty chairperson, between 1999 and 2002. The...
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- 2016
- Working Paper
Options-Pricing Formula with Disaster Risk
By: Robert J. Barro and Gordon Y. Liao
A new options-pricing formula applies to far-out-of-the money put options on the overall stock market when disaster risk is the dominant force, the size distribution of disasters follows a power law, and the economy has a representative agent with Epstein-Zin utility....
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Barro, Robert J., and Gordon Y. Liao. "Options-Pricing Formula with Disaster Risk." NBER Working Paper Series, No. 21888, January 2016.
- 2023
- Working Paper
Black Empowerment and White Mobilization: The Effects of the Voting Rights Act
By: Andrea Bernini, Giovanni Facchini, Marco Tabellini and Cecilia Testa
The 1965 Voting Rights Act (VRA) paved the road to Black empowerment. How did
southern whites respond? Leveraging newly digitized data on county-level voter registration
rates by race between 1956 and 1980, and exploiting pre-determined variation
in exposure to the...
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Bernini, Andrea, Giovanni Facchini, Marco Tabellini, and Cecilia Testa. "Black Empowerment and White Mobilization: The Effects of the Voting Rights Act." Harvard Business School Working Paper, No. 23-075, June 2023. (Revise and resubmit at the Journal of Political Economy. Also available on Vox EU and VoxDev. Featured on HBS Working Knowledge.)
- May 2017
- Article
Immigration and the Rise of American Ingenuity
By: Ufuk Akcigit, John Grigsby and Tom Nicholas
We build on the analysis in Akcigit, Grigsby, and Nicholas (2017) by using U.S. patent and census data to examine the relationship between immigration and innovation. We construct a measure of foreign born expertise and show that technology areas where immigrant...
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Akcigit, Ufuk, John Grigsby, and Tom Nicholas. "Immigration and the Rise of American Ingenuity." American Economic Review: Papers and Proceedings 107, no. 5 (May 2017): 327–331.
- 2022
- White Paper
Census II of Free and Open Source Software - Application Libraries
By: Frank Nagle, James Dana, Jennifer Hoffman, Steven Randazzo and Yanuo Zhou
Produced in partnership with Harvard Laboratory for Innovation Science (LISH) and the Open Source Security Foundation (OpenSSF), Census II is the second investigation into the widespread use of Free and Open Source Software (FOSS). The Census II effort utilizes data...
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Nagle, Frank, James Dana, Jennifer Hoffman, Steven Randazzo, and Yanuo Zhou. "Census II of Free and Open Source Software - Application Libraries." White Paper, Linux Foundation and Laboratory for Innovation Science at Harvard, March 2022.
- 2024
- Working Paper
Anytime-Valid Inference in Linear Models and Regression-Adjusted Causal Inference
By: Michael Lindon, Dae Woong Ham, Martin Tingley and Iavor I. Bojinov
Linear regression adjustment is commonly used to analyze randomized controlled experiments due to its efficiency and robustness against model misspecification. Current testing and interval estimation procedures leverage the asymptotic distribution of such estimators to...
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Lindon, Michael, Dae Woong Ham, Martin Tingley, and Iavor I. Bojinov. "Anytime-Valid Inference in Linear Models and Regression-Adjusted Causal Inference." Harvard Business School Working Paper, No. 24-060, March 2024.
- 10 Jun 2013
- Research & Ideas
How Numbers Talk to People
The problem with big data is that there is, well, so much of it. Analyzing it is like trying to sip from a firehose. Just in time, a new book on the art and science of quantitative analysis arrives this...
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- Research Summary
Efficient Consumer Response (ECR)
Seifert is conducting ongoing research on ECR success factor study. Identifying the relevant success factors for ECR-Implementation. Research includes analysis of supply chain mangement and category management implementiation. Statistical data is based on extensive...
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- 2012
- Working Paper
An Outside-Inside Evolution in Gender and Professional Work
By: Lakshmi Ramarajan, Kathleen McGinn and Deborah Kolb
We study the process by which a professional service firm reshaped its activities and beliefs over nearly two decades as it adapted to shifts in the social discourse regarding gender and work. Analyzing archival data from the firm over eighteen years and...
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Keywords:
Professional Service Firms;
Social Institutions;
Organizational Learning;
Organizational Change and Adaptation;
Employment;
Gender;
Society;
Service Industry
Ramarajan, Lakshmi, Kathleen McGinn, and Deborah Kolb. "An Outside-Inside Evolution in Gender and Professional Work." Harvard Business School Working Paper, No. 13-051, November 2012. (Work in progress for requested submission, Research in Organizational Behavior.)
- 2024
- Working Paper
Everyone Steps Back?: The Widespread Retraction of Crowd-Funding Support for Minority Creators When Migration Fear Is High
By: John (Jianqui) Bai, William R. Kerr, Chi Wan and Alptug Yorulmaz
We study racial biases on Kickstarter across multiple ethnic groups from 2009-2021. Scaling the concept of racially salient events, we quantify the close co-movement of minority funding gaps to inflamed political rhetoric surrounding migration. The racial funding gap...
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Bai, John (Jianqui), William R. Kerr, Chi Wan, and Alptug Yorulmaz. "Everyone Steps Back? The Widespread Retraction of Crowd-Funding Support for Minority Creators When Migration Fear Is High." Harvard Business School Working Paper, No. 23-046, January 2023. (Revised February 2024.)
- February 2010
- Article
The Optimal Taxation of Height: A Case Study of Utilitarian Income Redistribution
By: N. Gregory Mankiw and Matthew C. Weinzierl
Should the income tax include a credit for short taxpayers and a surcharge for tall ones? The standard Utilitarian framework for tax analysis answers this question in the affirmative. Moreover, a plausible parameterization using data on height and wages implies a...
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Mankiw, N. Gregory, and Matthew C. Weinzierl. "The Optimal Taxation of Height: A Case Study of Utilitarian Income Redistribution." American Economic Journal: Economic Policy 2, no. 1 (February 2010): 155–176.
- Article
ESG Integration in Investment Management: Myths and Realities
By: Sakis Kotsantonis, Christopher Pinney and George Serafeim
The authors’ aim in this article is to set the record straight on the financial performance of sustainable investing while also correcting a number of other widespread misconceptions about this rapidly growing set of principles and methods.
Myth Number 1:...
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Keywords:
ESG;
Sustainability;
Investment Management;
Finance;
Corporate Social Responsibility;
Integrated Corporate Reporting;
Corporate Social Responsibility and Impact;
Investment;
Environmental Sustainability;
Corporate Governance
Kotsantonis, Sakis, Christopher Pinney, and George Serafeim. "ESG Integration in Investment Management: Myths and Realities." Journal of Applied Corporate Finance 28, no. 2 (Spring 2016): 10–16.
- 26 May 2022
- HBS Case
Apple vs. Feds: Is iPhone Privacy a Basic Human Right?
Apple CEO Tim Cook didn’t come to his post with an activist agenda, yet when law enforcement officials began pressuring the company to hand over iPhone users’ data without their permission, Cook took what he believed was a moral stance to...
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Keywords:
by Avery Forman
- August 2022
- Article
Availability of New Medicines in the U.S. and Germany From 2004 to 2018
By: Katharina Blankart, Huseyin Naci and Amitabh Chandra
Importance: Germany's unique approach to coverage determination and pricing has ensured that effective medicines remain on the market, often at prices reduced through negotiation. However, less is known about trade-offs of this approach with regard to initial...
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Keywords:
Market Entry and Exit;
Price;
Market Timing;
Governing Rules, Regulations, and Reforms;
Pharmaceutical Industry;
United States;
Germany
Blankart, Katharina, Huseyin Naci, and Amitabh Chandra. "Availability of New Medicines in the U.S. and Germany From 2004 to 2018." e2229231. JAMA Network Open 5, no. 8 (August 2022).
- September 2011 (Revised July 2012)
- Case
Building Watson: Not So Elementary, My Dear!
By: Willy Shih
This case is set inside IBM Research's efforts to build a computer that can successfully take on human challengers playing the game show Jeopardy! It opens with the machine named Watson offering the incorrect answer "Toronto" to a seemingly simple question during the...
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Keywords:
Technological Innovation;
Standards;
Product Development;
Organizational Change and Adaptation;
Mathematical Methods;
Research and Development;
Information Technology
Shih, Willy. "Building Watson: Not So Elementary, My Dear!" Harvard Business School Case 612-017, September 2011. (Revised July 2012.)
- February 2011
- Supplement
Dataset for "MercadoLibre.com" (CW)
By: Francisco de Asis Martinez-Jerez
Datasets of listings and powersellers transactions to perform analysis for the case.
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- November–December 2015
- Article
Active Postmarketing Drug Surveillance for Multiple Adverse Events
By: Joel Goh, Margrét V. Bjarnadóttir, Mohsen Bayati and Stefanos A. Zenios
Postmarketing drug surveillance is the process of monitoring the adverse events of pharmaceutical or medical devices after they are approved by the appropriate regulatory authorities. Historically, such surveillance was based on voluntary reports by medical...
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Keywords:
Drug Surveillance;
Health Care;
Stochastic Models;
Queueing;
Diffusion Approximation;
Brownian Motion;
Health Care and Treatment;
Analytics and Data Science;
Analysis
Goh, Joel, Margrét V. Bjarnadóttir, Mohsen Bayati, and Stefanos A. Zenios. "Active Postmarketing Drug Surveillance for Multiple Adverse Events." Operations Research 63, no. 6 (November–December 2015): 1528–1546. (Finalist, 2012 INFORMS Health Applications Society Pierskalla Award.)
- August 2022
- Article
The Bulletproof Glass Effect: Unintended Consequences of Privacy Notices
By: Aaron R. Brough, David A. Norton, Shannon L. Sciarappa and Leslie K. John
Drawing from a content analysis of publicly traded companies’ privacy notices, a survey of managers, a field study, and five online experiments, this research investigates how consumers respond to privacy notices. A privacy notice, by placing legally enforceable limits...
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Keywords:
Choice;
Purchase Intent;
Privacy;
Privacy Notices;
Warnings;
Assurances;
Information Disclosure;
Trust;
Consumer Behavior;
Spending;
Decisions;
Information;
Communication
Brough, Aaron R., David A. Norton, Shannon L. Sciarappa, and Leslie K. John. "The Bulletproof Glass Effect: Unintended Consequences of Privacy Notices." Journal of Marketing Research (JMR) 59, no. 4 (August 2022): 739–754.
- September 2020 (Revised February 2024)
- Teaching Note
Artea (A), (B), (C), and (D): Designing Targeting Strategies
By: Eva Ascarza and Ayelet Israeli
Teaching Note for HBS No. 521-021,521-022,521-037,521-043. This collection of exercises aims to teach students about 1)Targeting Policies; and 2)Algorithmic bias in marketing—implications, causes, and possible solutions. Part (A) focuses on A/B testing analysis and...
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