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Show Results For
- All HBS Web
(5,325)
- People (3)
- News (1,112)
- Research (3,254)
- Events (47)
- Multimedia (49)
- Faculty Publications (1,825)
A Causal Test of the Strength of Weak Ties
The strength of weak ties is an influential social-scientific theory that stresses the importance of weak associations (e.g., acquaintance versus close friendship) in influencing the transmission of information through social networks. However, causal tests of... View Details
The Challenge of Shared Prosperity
In the 2015 survey on U.S. competitiveness, HBS alumni weigh in on the current state and future trajectory of U.S. competitiveness as well as the structural strengths and weaknesses of the U.S. business environment. In addition, alumni delve deeper into two aspects... View Details
- May 2014
- Article
Bias in Reduced-form Estimates of Pass-through
By: Alexander MacKay, Nathan H. Miller, Marc Remer and Gloria Sheu
We show that, in general, consistent estimates of cost pass-through are not obtained from reduced-form regressions of price on cost. We derive a formal approximation for the bias that arises even under standard orthogonality conditions. We provide guidance on the... View Details
MacKay, Alexander, Nathan H. Miller, Marc Remer, and Gloria Sheu. "Bias in Reduced-form Estimates of Pass-through." Economics Letters 123, no. 2 (May 2014): 200–202.
- Research Summary
Overview of Research
My research examines approaches to improving the performance of our health care delivery system with a primary focus on health information technology. Reflecting the interdisciplinary nature of my program, my dissertation draws upon theories and insights from... View Details
- September 21, 2018
- Article
Innovation Should Be a Top Priority for Boards. So Why Isn't It?
By: J. Yo-Jud Cheng and Boris Groysberg
Corporate directors and executives alike recognize that today’s pace of change continues to accelerate and that firms need to innovate to stay ahead. But are boards doing enough to support innovation, as they should? We conducted a survey of over 5,000 board members... View Details
Keywords: Board Of Directors; Innovation; Technology; Innovation and Invention; Corporate Governance; Governing and Advisory Boards; Business Strategy
Cheng, J. Yo-Jud, and Boris Groysberg. "Innovation Should Be a Top Priority for Boards. So Why Isn't It?" Harvard Business Review (website) (September 21, 2018).
- 04 Aug 2017
- News
The negative side of positive thinking
- 06 Jul 2015
- News
The Myth of Rational Decision Making
- October 2017
- Article
The Size of the LGBT Population and the Magnitude of Anti-Gay Sentiment Are Substantially Underestimated
By: Katherine Baldiga Coffman, Lucas C. Coffman and Keith M. Marzilli Ericson
We demonstrate that widely used measures of anti-gay sentiment and the size of the LGBT population are misestimated, likely substantially. In a series of online experiments using a large and diverse but non-representative sample, we compare estimates from the standard... View Details
Keywords: LGBTQ; Social Trends ＆ Culture; Economic Theory; Prejudice; Prejudice and Bias; Diversity; Economics; Demographics
Coffman, Katherine Baldiga, Lucas C. Coffman, and Keith M. Marzilli Ericson. "The Size of the LGBT Population and the Magnitude of Anti-Gay Sentiment Are Substantially Underestimated." Management Science 63, no. 10 (October 2017): 3168–3186.
- 23 Sep 2019
- News
Measuring the Effects of Loan Forgiveness
- 31 Oct 2013
- News
The Pleasure of Giving
Design and Analysis of Switchback Experiments
Switchback experiments, where a firm sequentially exposes an experimental unit to random treatments, are among the most prevalent designs used in the technology sector, with applications ranging from ride-hailing platforms to online marketplaces. Although... View Details
- May 1999
- Case
The Saga of Prince Jefri and KPMG (A): Mystery of the Missing Billions
By: Ashish Nanda
Accounting and law firms around the globe are following with great interest the progress through British courts of a lawsuit. Those familiar with the suit, filed by Prince Jefri of Brunei against the professional service firm KPMG Peat Marwick, remark that its judgment... View Details
Nanda, Ashish. "The Saga of Prince Jefri and KPMG (A): Mystery of the Missing Billions." Harvard Business School Case 899-266, May 1999.
- 17 Nov 2010
- Working Paper Summaries
Network Effects in Countries’ Adoption of IFRS
Keywords: by Karthik Ramanna & Ewa Sletten
- October 2018 (Revised July 2023)
- Case
Innovation at Uber: The Launch of Express POOL
By: Chiara Farronato, Alan MacCormack and Sarah Mehta
Set in March 2018, the case follows ride-sharing company Uber as it develops and launches a new product called Express POOL. This product offers a reduced price to riders willing to carpool, walk a short distance to/from their pick-up and drop-off points, and wait a... View Details
Keywords: Innovation and Management; Innovation Leadership; Innovation Strategy; Technological Innovation; Information Technology; Mobile and Wireless Technology; Applications and Software; Digital Platforms; Decision Making; Technology Industry; California; San Francisco
Farronato, Chiara, Alan MacCormack, and Sarah Mehta. "Innovation at Uber: The Launch of Express POOL." Harvard Business School Case 619-003, October 2018. (Revised July 2023.)
- 13 Dec 2022
- Research & Ideas
The Color of Private Equity: Quantifying the Bias Black Investors Face
fund raised almost 50 percent of its goal, while the mean minority fund raised only about 25 percent. Follow-on funding One of the most surprising findings, say the researchers, was that Black- and... View Details
The Origins of Ethnolinguistic Diversity
This study explores the determinants of ethnolinguistic diversity within as well as across countries, shedding light on its geographic origins. The empirical analysis conducted across countries, virtual countries, and pairs of contiguous regions... View Details
- 01 Apr 2025
- HBS Seminar
Eric Bradlow, University of Pennsylvania
- August 2016
- Article
The Activities of Buy-Side Analysts and the Determinants of Their Stock Recommendations
By: Lawrence D. Brown, Andrew C. Call, Michael B. Clement and Nathan Y. Sharp
We survey 344 buy-side analysts from 181 investment firms and conduct 16 detailed follow-up interviews to gain insights into the activities of buy-side analysts, including the determinants of their compensation, the inputs to their stock recommendations, their beliefs... View Details
Brown, Lawrence D., Andrew C. Call, Michael B. Clement, and Nathan Y. Sharp. "The Activities of Buy-Side Analysts and the Determinants of Their Stock Recommendations." Journal of Accounting & Economics 62, no. 1 (August 2016): 139–156.
- 09 Sep 2015
- Research & Ideas
Leadership Lessons of the Great Recession: Options for Economic Downturns
the United States has made some significant reforms to improve the ease of conducting furloughs since the Great Recession ended.) Managers must consider economic conditions, as well. If the entire economy is... View Details
- 2024
- Working Paper
Design of Panel Experiments with Spatial and Temporal Interference
By: Tu Ni, Iavor Bojinov and Jinglong Zhao
One of the main practical challenges companies face when running experiments (or A/B tests) over a panel is interference, the setting where one experimental unit's treatment assignment at one time period impacts another's outcomes, possibly at the following time... View Details
Keywords: Research
Ni, Tu, Iavor Bojinov, and Jinglong Zhao. "Design of Panel Experiments with Spatial and Temporal Interference." Harvard Business School Working Paper, No. 24-058, March 2024.