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(1,226)
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Show Results For
- All HBS Web
(1,226)
- News (148)
- Research (657)
- Events (9)
- Multimedia (7)
- Faculty Publications (388)
- 2014
- Working Paper
The Psycho-Social Benefits of Access to Contraception: Experimental Evidence from Zambia
By: Nava Ashraf, Marric Buessing, Erica Field and Jessica Leight
In a field experiment in Lusaka, Zambia, married couples in the catchment area of a family planning clinic were randomly assigned to either a treatment group (N=503) or a control group (N=768). Those in the treatment group received vouchers guaranteeing free and... View Details
Ashraf, Nava, Marric Buessing, Erica Field, and Jessica Leight. "The Psycho-Social Benefits of Access to Contraception: Experimental Evidence from Zambia." Working Paper, August 2014. (Under review.)
- 2012
- Article
The Architecture of Transaction Networks: A Comparative Analysis of Hierarchy in Two Sectors
By: Jianxi Luo, Carliss Y. Baldwin, Daniel E. Whitney and Christopher L. Magee
Many products are manufactured in networks of firms linked by transactions, but comparatively little is known about how or why such transaction networks differ. This article investigates the transaction networks of two large sectors in Japan at a single point in time.... View Details
Keywords: Transactions; Hierarchy; Industry Architecture; Innovation; Networks; Market Transactions; Vertical Integration; Industry Structures; Innovation and Invention; Auto Industry; Electronics Industry; Japan
Luo, Jianxi, Carliss Y. Baldwin, Daniel E. Whitney, and Christopher L. Magee. "The Architecture of Transaction Networks: A Comparative Analysis of Hierarchy in Two Sectors." Industrial and Corporate Change 21, no. 6 (December 2012): 1307–1335.
- 2008
- Working Paper
Hiring Cheerleaders: Board Appointments of 'Independent' Directors
By: Lauren Cohen, Andrea Frazzini and Christopher J. Malloy
We test the hypothesis that firms appoint independent directors who are overly sympathetic to management, while still technically independent according to regulatory definitions. We explore a subset of independent directors for whom we have detailed, micro-level data... View Details
Keywords: Competency and Skills; Governing Rules, Regulations, and Reforms; Governing and Advisory Boards; Managerial Roles; Prejudice and Bias
Cohen, Lauren, Andrea Frazzini, and Christopher J. Malloy. "Hiring Cheerleaders: Board Appointments of 'Independent' Directors." NBER Working Paper Series, No. 14232, August 2008.
- May 2006
- Article
Tying Odysseus to the Mast: Evidence from a Commitment Savings Product in the Philippines
By: Nava Ashraf, Dean Karlan and Wesley Yin
We designed a commitment savings product for a Philippine bank and implemented it using a randomized control methodology. The savings product was intended for individuals who want to commit now to restrict access to their savings, and who were sophisticated enough to... View Details
Ashraf, Nava, Dean Karlan, and Wesley Yin. "Tying Odysseus to the Mast: Evidence from a Commitment Savings Product in the Philippines." Quarterly Journal of Economics 121, no. 2 (May 2006): 635–672. (Winner of TIAA-CREF Paul A. Samuelson Award Certificate of Excellence For an outstanding research publication containing ideas that the public and private sectors can use to maintain and improve America's lifelong financial well being presented by TIAA-CREF Institute.)
- 2024
- Working Paper
Second- versus Third-party Audit Quality: Evidence from Global Supply Chain Monitoring
By: Maria R. Ibanez, Ashley Palmarozzo, Jodi L. Short and Michael W. Toffel
Capitalizing on the superior credibility and flexibility and potential lower cost of external assessments, many global buyers are relying less on their own employee (“second-party”) auditors and more on third-party auditors to monitor and prevent environmental and... View Details
Keywords: Auditing; Audit Quality; Working Conditions; Sustainability; Empirical Operations; Empirical Service Operations; Sustainability Management; Corporate Accountability; Corporate Social Responsibility and Impact; Supply Chain Management
Ibanez, Maria R., Ashley Palmarozzo, Jodi L. Short, and Michael W. Toffel. "Second- versus Third-party Audit Quality: Evidence from Global Supply Chain Monitoring." Working Paper, August 2024.
- 2011
- Working Paper
The Architecture of Transaction Networks: A Comparative Analysis of Hierarchy in Two Sectors
By: Jianxi Luo, Carliss Y. Baldwin, Daniel E. Whitney and Christopher L. Magee
Many products are manufactured in networks of firms linked by transactions, but comparatively little is known about how or why such transaction networks differ. This paper investigates the transaction networks of two large sectors in Japan at a single point in time. In... View Details
Keywords: Customer Value and Value Chain; Market Transactions; Networks; Competitive Strategy; Vertical Integration; Auto Industry; Electronics Industry; Japan
Luo, Jianxi, Carliss Y. Baldwin, Daniel E. Whitney, and Christopher L. Magee. "The Architecture of Transaction Networks: A Comparative Analysis of Hierarchy in Two Sectors." Harvard Business School Working Paper, No. 11-076, January 2011. (Revised July 2011, January 2012.)
- Article
Optimal Value and Growth Tilts in Long-Horizon Portfolios
By: Jakub W. Jurek and Luis M. Viceira
We develop an analytical solution to the dynamic portfolio choice problem of an investor with power utility defined over wealth at a finite horizon, who faces a time-varying investment opportunity set, parameterized using a flexible vector autoregression. We apply this... View Details
Keywords: Decision Choices and Conditions; Private Equity; Investment; Investment Portfolio; Asset Pricing; Value
Jurek, Jakub W., and Luis M. Viceira. "Optimal Value and Growth Tilts in Long-Horizon Portfolios." Review of Finance 15, no. 1 (January 2011): 29–74.
Zero-Sum Frames: The Paradox of Worker Satisfaction and Financial Firm Performance
Despite extensive research on how worker satisfaction positively affects the financial performance of firms, we know little about how firms’ measurement and reporting of financial performance affects the satisfaction of workers. Through multiple field experiments,... View Details
- 01 Aug 2023
- What Do You Think?
As Leaders, Why Do We Continue to Reward A, While Hoping for B?
teamwork for the benefit of the organization but provide incentives for individual performance. Or we hope that employees will exhibit individual initiative in solving problems and dealing with unplanned situations, but we don’t recognize... View Details
Keywords: by James Heskett
- 24 Oct 2023
- HBS Case
From P.T. Barnum to Mary Kay: Lessons From 5 Leaders Who Changed the World
of curiosities, Barnum painted the five-story building with pictures of exotic animals, draped flags from the roof, hired a brass band to play, and shone beams of light from the roof. His exhibits included a “Fejee Mermaid” stitched... View Details
Keywords: by Avery Forman
- 2020
- Working Paper
Algorithm-Augmented Work and Domain Experience: The Countervailing Forces of Ability and Aversion
By: Ryan Allen and Prithwiraj Choudhury
Past research offers mixed perspectives on whether domain experience helps or hurts algorithm-augmented work performance. To reconcile these perspectives, we theorize that domain experience affects algorithm-augmented performance via two distinct countervailing... View Details
Keywords: Automation; Domain Experience; Algorithmic Aversion; Experts; Algorithms; Machine Learning; Decision-making; Future Of Work; Employees; Experience and Expertise; Decision Making; Performance
Allen, Ryan, and Prithwiraj Choudhury. "Algorithm-Augmented Work and Domain Experience: The Countervailing Forces of Ability and Aversion." Harvard Business School Working Paper, No. 21-073, October 2020. (Revised September 2021.)
- 2018
- Working Paper
How Scheduling Can Bias Quality Assessment: Evidence from Food Safety Inspections
By: Maria Ibanez and Michael W. Toffel
Many production processes are subject to inspection to ensure they meet quality, safety, and environmental standards imposed by companies and regulators. Inspection accuracy is critical to inspections being a useful input to assessing risks, allocating quality... View Details
Keywords: Assessment; Bias; Inspection; Scheduling; Econometric Analysis; Empirical Research; Regulation; Health; Food; Safety; Quality; Performance Consistency; Performance Evaluation; Food and Beverage Industry; Service Industry
Ibanez, Maria, and Michael W. Toffel. "How Scheduling Can Bias Quality Assessment: Evidence from Food Safety Inspections." Harvard Business School Working Paper, No. 17-090, April 2017. (Revised October 2018. Formerly titled "Assessing the Quality of Quality Assessment: The Role of Scheduling". Featured in Forbes, Food Safety Magazine, and Food Safety News.)
- Article
Currency Unions, Product Introductions, and the Real Exchange Rate
By: Alberto Cavallo, Brent Neiman and Roberto Rigobon
We use a novel dataset of online prices of identical goods sold by four large global retailers in dozens of countries to study good-level real exchange rates and their aggregated behavior. First, in contrast to the prior literature, we demonstrate that the law of one... View Details
Keywords: Currency Union; Law Of One Price; International Prices; Global Firm; Currency Exchange Rate; Price; International Finance
Cavallo, Alberto, Brent Neiman, and Roberto Rigobon. "Currency Unions, Product Introductions, and the Real Exchange Rate." Quarterly Journal of Economics 129, no. 2 (May 2014): 529–595.
- 2013
- Working Paper
Cross-Border Reverse Mergers: Causes and Consequences
By: Jordan Siegel and Yanbo Wang
We study non-U.S. companies that have used reverse mergers as a means to adopt U.S. corporate law (and sometimes U.S. securities law as well). Early adopters of cross-border reverse mergers and those firms that hired a Big Four auditor exhibited superior corporate... View Details
Siegel, Jordan, and Yanbo Wang. "Cross-Border Reverse Mergers: Causes and Consequences." Harvard Business School Working Paper, No. 12-089, April 2012. (Revised December 2012, March 2013, September 2013.)
- Web
Lehman Brothers Timeline | Baker Library | Bloomberg Center | Harvard Business School
Skip to Main Content Lehman Brothers Collection Resources Baker Library Collections Corporate Reports Collection R. G. Dun & Co. Credit Reports HBS Cases Baker Old Class Collection Related Archival Collections Bibliography Site Credits Baker Library Special Collections... View Details
- 2022
- Article
Efficiently Training Low-Curvature Neural Networks
By: Suraj Srinivas, Kyle Matoba, Himabindu Lakkaraju and Francois Fleuret
Standard deep neural networks often have excess non-linearity, making them susceptible to issues such as low adversarial robustness and gradient instability. Common methods to address these downstream issues, such as adversarial training, are expensive and often... View Details
Keywords: AI and Machine Learning
Srinivas, Suraj, Kyle Matoba, Himabindu Lakkaraju, and Francois Fleuret. "Efficiently Training Low-Curvature Neural Networks." Advances in Neural Information Processing Systems (NeurIPS) (2022).
- 2023
- Working Paper
Too Many Managers: The Strategic Use of Titles to Avoid Overtime Payments
By: Lauren Cohen, Umit Gurun and N. Bugra Ozel
We find widespread evidence of firms appearing to avoid paying overtime wages by exploiting a
federal law that allows them to do so for employees termed as “managers” and paid a salary above a
pre-defined dollar threshold. We show that listings for salaried positions... View Details
Cohen, Lauren, Umit Gurun, and N. Bugra Ozel. "Too Many Managers: The Strategic Use of Titles to Avoid Overtime Payments." NBER Working Paper Series, No. 30826, January 2023.
- 2024
- Working Paper
Hidden Alpha
By: Manuel Amman, Alexander Cochardt, Lauren Cohen and Stephan Heller
This paper documents the central role of hidden connections between fund managers and firm officers in financial markets, drawing on an extensive dataset of over 100 thousand manually identified Facebook profiles and their 35 million Facebook friends. Our findings... View Details
Amman, Manuel, Alexander Cochardt, Lauren Cohen, and Stephan Heller. "Hidden Alpha." Working Paper, 2024. (Winner of the 2022 Chicago Quantitative Alliance Academic Paper Competition. First Prize presented by Chicago Quantitative Alliance. Winner of the Institute for Quantitative Investment Research (INQUIRE) Grant, 2023.)
- March 2014
- Article
Do Analysts Follow Managers Who Switch Companies? An Analysis of Relationships in the Capital Markets
By: Francois Brochet, Gregory S. Miller and Suraj Srinivasan
We examine the importance of professional relationships developed between analysts and managers by investigating analyst coverage decisions in the context of CEO and CFO moves between publicly listed firms. We find that top executive moves from an origin firm to a... View Details
Keywords: Management Turnover; Analyst Coverage; Capital Market Relationships; Capital Markets; Relationships
Brochet, Francois, Gregory S. Miller, and Suraj Srinivasan. "Do Analysts Follow Managers Who Switch Companies? An Analysis of Relationships in the Capital Markets." Accounting Review 89, no. 2 (March 2014).
- 2022
- Chapter
The Servicification of the U.S. Economy: The Role of Startups versus Incumbent Firms
By: Mercedes Delgado, J. Daniel Kim and Karen G. Mills
Over the last few decades, the U.S. economy has exhibited a significant shift from manufacturing towards services. This transition has been particularly prominent in an important subcategory of services industries that drives innovation and employs many high-wage... View Details
Keywords: Servicification; Supply Chain Industries; STEM Labor; Innovation; Growth; Entrepreneurship; Innovation and Invention; Economic Growth; Policy; Service Industry; United States
Delgado, Mercedes, J. Daniel Kim, and Karen G. Mills. "The Servicification of the U.S. Economy: The Role of Startups versus Incumbent Firms." In The Role of Innovation and Entrepreneurship in Economic Growth, edited by Michael J. Andrews, Aaron Chatterji, Josh Lerner, and Scott Stern. Chicago: University of Chicago Press, 2022.