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Show Results For
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All HBS Web
(3,385)
- People (9)
- News (692)
- Research (2,156)
- Events (33)
- Multimedia (26)
- Faculty Publications (1,258)
- TeachingInterests
Behavioral Economics and Applications in Markets (Econ 970, Spring 2013 and 2014)
Second-year undergraduate course introducing students to academic research in the field of behavioral economics. The course covers key models of time-inconsistent preferences, overconfidence, social preferences, and projection bias. The students are introduced to...
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- Research Summary
An Uncomfortable Predictability Paradox
In predictive regressions, we test the null hypothesis that a predictor has no information about expected returns, i.e. beta equals zero. However, the literature neglects to recognize that we are testing a joint hypothesis. The maintained...
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- November 2021
- Article
Panel Experiments and Dynamic Causal Effects: A Finite Population Perspective
By: Iavor Bojinov, Ashesh Rambachan and Neil Shephard
In panel experiments, we randomly assign units to different interventions, measuring their outcomes, and repeating the procedure in several periods. Using the potential outcomes framework, we define finite population dynamic causal effects that capture the relative...
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Keywords:
Panel Data;
Dynamic Causal Effects;
Potential Outcomes;
Finite Population;
Nonparametric;
Mathematical Methods
Bojinov, Iavor, Ashesh Rambachan, and Neil Shephard. "Panel Experiments and Dynamic Causal Effects: A Finite Population Perspective." Quantitative Economics 12, no. 4 (November 2021): 1171–1196.
- September 2023
- Article
The Changing Role of Managers
By: Letian Zhang
This study argues that the increase in middle management in recent decades was
accompanied by a major shift in managerial roles. Increased task complexity and a
new management philosophy have reduced the need for direct supervision but generated
a much greater...
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Zhang, Letian. "The Changing Role of Managers." American Journal of Sociology 129, no. 2 (September 2023): 439–484.
- March–April 2020
- Article
Building A Culture of Experimentation
By: Stefan Thomke
Why don’t organizations test more? After examining this question for several years, I can tell you that the central reason is culture. As companies try to scale up their experimentation capacity, they often find that the obstacles are not tools and technology but...
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Keywords:
Experimentation;
Culture;
Innovation;
Online;
Customer Experience;
Organizational Culture;
Innovation and Invention;
Internet and the Web;
Attitudes;
Decision Making;
Change;
Leadership
Thomke, Stefan. "Building A Culture of Experimentation." Harvard Business Review 98, no. 2 (March–April 2020): 40–48.
- February 1999 (Revised October 2009)
- Background Note
Debt v. Equity: Definitions and Consequences
By: Henry B. Reiling and Mark Pollard
Explores the location of the somewhat imprecise line between debt and equity. Identifies the primary business contexts that give rise to problems, the alternative tax consequences attending the debt versus equity determination, and the most prominent tests used to...
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Keywords:
Borrowing and Debt;
Equity;
Interest Rates;
Taxation;
Business and Government Relations;
Public Administration Industry
Reiling, Henry B., and Mark Pollard. "Debt v. Equity: Definitions and Consequences." Harvard Business School Background Note 299-041, February 1999. (Revised October 2009.)
- May 1986
- Supplement
Gillette Co.: Dry Idea Advertising (B), Video
Presents an audiovisual account of the bake-off competition between Batten, Barton, Durstine & Osborne (BBDO) and a second advertising agency: Ames. The videotape is divided into two parts: 1) interviews with bake-off participants from Gillette and BBDO, and 2)...
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Bonoma, Thomas V. "Gillette Co.: Dry Idea Advertising (B), Video." Harvard Business School Video Supplement 886-512, May 1986.
- April 1996 (Revised March 2008)
- Exercise
Exercises on Tradeoffs and Conflicting Objectives
Presents two methodologies for making decisions in the face of conflicting objectives, pricing out, and additive scoring systems. This material is followed by four exercises designed to develop and test understanding of the basic methodology. The exercises include an...
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"Exercises on Tradeoffs and Conflicting Objectives." Harvard Business School Exercise 396-307, April 1996. (Revised March 2008.)
- 09 Apr 2012
- News
Has Mason lost it?
- Teaching Interest
Overview
By: Goran Calic
Strategic Management is about efficient and effective management and the challenges arising from an ever-changing world. The field of Strategy is one of application, as a source of thinking and experience that creates value for society by making organizations better....
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Keywords:
Energy Industry;
Green Technology Industry;
Europe;
Croatia;
Germany;
Canada;
United States
- 06 Aug 2018
- Blog Post
Parks Management is People Management
not yet becoming clear. This guided my decision to intern with the National Park Service (NPS). My objective was to test the portability of MBA principles to practical and timely resources challenges. The great news is that, half way...
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Keywords:
Nonprofit / Government
- Article
Applying Random Coefficient Models to Strategy Research: Identifying and Exploring Firm Heterogeneous Effects
By: Juan Alcácer, Wilbur Chung, Ashton Hawk and Gonçalo Pacheco-de-Almeida
Strategy aims at understanding the differential effects of firms’ actions on performance. However, standard regression models estimate only the average effects of these actions across firms. Our paper discusses how random coefficient models (RCMs) may generate new...
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Alcácer, Juan, Wilbur Chung, Ashton Hawk, and Gonçalo Pacheco-de-Almeida. "Applying Random Coefficient Models to Strategy Research: Identifying and Exploring Firm Heterogeneous Effects." Strategy Science 3, no. 3 (September 2018): 481–553.
- September 2001 (Revised August 2005)
- Case
Deaconess-Glover Hospital (C)
For nearly three months, John Carter, a vascular surgeon by training, had been studying a variety of clinical processes at Deaconess-Glover Hospital in Needham, Mass. Carter was looking for an opportunity to test the applicability of Toyota Production System...
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Keywords:
Organizational Change and Adaptation;
Health Care and Treatment;
Business Processes;
Health Industry
Spear, Steven J. "Deaconess-Glover Hospital (C)." Harvard Business School Case 602-028, September 2001. (Revised August 2005.)
- 05 Jul 2017
- News
North Korea Threat
- November 2023 (Revised April 2024)
- Case
Khanmigo: Revolutionizing Learning with GenAI
By: William A. Sahlman, Allison M. Ciechanover and Emily Grandjean
Already a leader in the edtech space since its 2008 launch, Khan Academy was now one of the first edtech organizations to embrace generative artificial intelligence ("genAI"). In March 2023, Khan Academy began beta testing Khanmigo, a genAI “guide” and tutor built with...
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Keywords:
Technology Adoption;
Leading Change;
Entrepreneurship;
Risk and Uncertainty;
Education;
AI and Machine Learning;
Corporate Social Responsibility and Impact;
Education Industry;
Technology Industry;
United States;
San Francisco
Sahlman, William A., Allison M. Ciechanover, and Emily Grandjean. "Khanmigo: Revolutionizing Learning with GenAI." Harvard Business School Case 824-059, November 2023. (Revised April 2024.)
- February 1998 (Revised August 1998)
- Case
Teradyne, Inc.: Nothing Ventured, Nothing Gained
Alexander d'Arbeloff, Teradyne's founder and CEO, is launching his company into the software and network testing business. He has acquired three external start-ups and is beginning to integrate them with the rest of the company. While Teradyne's core...
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Keywords:
Acquisition;
Business Startups;
Corporate Entrepreneurship;
Leadership Style;
Success;
Horizontal Integration
Lassiter, Joseph B., III. "Teradyne, Inc.: Nothing Ventured, Nothing Gained." Harvard Business School Case 898-190, February 1998. (Revised August 1998.)
- February 2014
- Article
Gender Differences in Willingness to Guess
We present the results of an experiment that explores whether women are less willing than men to guess on multiple-choice tests. Our test consists of practice questions from SAT II subject tests; we vary whether a penalty is imposed for a wrong answer and the salience...
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Keywords:
Behavioral Decision Making;
Microeconomic Behavior;
Education Systems;
Behavior;
Decision Choices and Conditions;
Gender;
Economics
Coffman, Katherine Baldiga. "Gender Differences in Willingness to Guess." Management Science 60, no. 2 (February 2014): 434–448.
- February 2023
- Case
Success Academy Charter Schools
By: Robin Greenwood, Joshua D. Coval, Denise Han, Ruth Page and Dave Habeeb
This stand-alone multimedia case follows the story of Eva Moskowitz and Success Academy, a network of high-performing charter schools in New York City. As a New York City councilor between 1999 and 2006, Moskowitz became frustrated over the inertia and dysfunction in...
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Keywords:
Business and Government Relations;
Performance Effectiveness;
Equality and Inequality;
Private Sector;
Education Industry;
New York (city, NY)
Greenwood, Robin, Joshua D. Coval, Denise Han, Ruth Page, and Dave Habeeb. "Success Academy Charter Schools." Harvard Business School Multimedia/Video Case 222-707, February 2023.
- 2008
- Working Paper
Rethinking the Role of History in Law & Economics: The Case of the Federal Radio Commission in 1927
By: David A. Moss and Jonathan B. Lackow
In the study of law and economics, there is a danger that historical inferences from theory may infect historical tests of theory. It is imperative, therefore, that historical tests always involve a vigorous search not only for confirming evidence, but for...
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Keywords:
Economic History;
Decision Choices and Conditions;
Government Legislation;
Law;
Media and Broadcasting Industry
Moss, David A., and Jonathan B. Lackow. "Rethinking the Role of History in Law & Economics: The Case of the Federal Radio Commission in 1927." Harvard Business School Working Paper, No. 09-008, August 2008.
- Research Summary
What Really Works: Fundamental Drivers of Corporate Performance
By: Nitin Nohria
Based on a systematic examination of over 200 management practices that have been hypothesized to influence corporate performance, we identify eight management practices that appear to be the most robust drivers of long term corporate success. We are now trying to...
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