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- All HBS Web
(1,598)
- People (2)
- News (230)
- Research (1,208)
- Events (29)
- Multimedia (1)
- Faculty Publications (584)
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- 23 Aug 2006
- Op-Ed
The Real Wal-Mart Effect
the world's largest company, primarily focused on its treatment of workers. The recent spate of books on the company is no exception. Some are overtly critical, for example Anthony Bianco's The Bully of Bentonville: How the High Cost of... View Details
- December 2009
- Article
Estimation and Empirical Properties of a Firm-Year Measure of Accounting Conservatism
By: Mozaffar N. Khan and Ross L. Watts
We estimate a firm-year measure of accounting conservatism, examine its empirical properties as a metric, and illustrate applications by testing new hypotheses that shed further light on the nature and effects of conservatism. The results are consistent with the... View Details
Khan, Mozaffar N., and Ross L. Watts. "Estimation and Empirical Properties of a Firm-Year Measure of Accounting Conservatism." Journal of Accounting & Economics 48, nos. 2-3 (December 2009): 132–150.
- 2007
- Working Paper
Taxes and Portfolio Choice: Evidence from JGTRRA's Treatment of International Dividends
By: Mihir A. Desai and Dhammika Dharmapala
This paper investigates how taxes influence portfolio choices by exploring the response to the distinctive treatment of foreign dividends in the Jobs and Growth Tax Relief Reconciliation Act (JGTRRA). JGTRRA lowered the dividend tax rate to 15% for American equities... View Details
- September 2017
- Article
Time-Driven Activity-Based Costing to Estimate Cost of Care at Multidisciplinary Aerodigestive Centers
By: Robert S. Kaplan, Jordan A. Garcia, Bipin Mistry, Stephen Hardy, Mary Shannon Fracchia, Cheryl Hersh, Carissa Wentland, Joseph Vadakekalam and Christopher J. Hartnick
Time-driven activity-based costing was used to estimate the cost of care for patients with laryngeal cleft seen between 2008 and 2013 at the Massachusetts Eye and Ear Infirmary Pediatric Aerodigestive Center. Retrospective chart review was performed to identify clinic... View Details
Keywords: Time-Driven Activity-Based Costing; Activity Based Costing and Management; Health Care and Treatment
Kaplan, Robert S., Jordan A. Garcia, Bipin Mistry, Stephen Hardy, Mary Shannon Fracchia, Cheryl Hersh, Carissa Wentland, Joseph Vadakekalam, and Christopher J. Hartnick. "Time-Driven Activity-Based Costing to Estimate Cost of Care at Multidisciplinary Aerodigestive Centers." The Laryngoscope 127, no. 9 (September 2017).
- 2020
- Working Paper
Spreading the Health: Americans' Estimated and Ideal Distributions of Death and Health(care)
By: Sorapop Kiatpongsan and Michael I. Norton
The 2010 Patient Protection and Affordable Care Act intensified debates over the role of government in the distribution of healthcare. A nationally-representative sample of Americans reported their estimated and ideal distributions of healthcare (unmet need for... View Details
Keywords: Healthcare; Mortality; Inequality; Justice; Equity; Health; Health Care and Treatment; Equality and Inequality; Fairness; Public Opinion; United States
Kiatpongsan, Sorapop, and Michael I. Norton. "Spreading the Health: Americans' Estimated and Ideal Distributions of Death and Health(care)." Harvard Business School Working Paper, No. 20-114, April 2020.
- 2019
- Working Paper
Does Apple Anchor a Shopping Mall? The Effect of the Technology Stores on the Formation of Market Structure
By: Doug J. Chung, Kyoungwon Seo and Reo Song
This study examines the effect of technology stores—company-owned Apple and Microsoft retail stores—on mall configuration. We formulate a structural model that considers the endogenous location decisions of retail stores, taking into account both market characteristics... View Details
Keywords: Apple Store; New Anchor Store; Discrete Game; Complete Information; Multiple Equilibria; GPGPU Technology; Simulator; Bayesian Estimation; Shopping Mall; Spillover
Chung, Doug J., Kyoungwon Seo, and Reo Song. "Does Apple Anchor a Shopping Mall? The Effect of the Technology Stores on the Formation of Market Structure." Harvard Business School Working Paper, No. 20-066, December 2019.
- 2023
- Working Paper
Estimating Productivity in the Presence of Spillovers: Firm-Level Evidence from the U.S. Production Network
By: Ebehi Iyoha
This paper examines the extent to which productivity gains are transmitted across U.S. firms through buyer-supplier relationships. Many empirical studies measure firm-to-firm spillovers using firm-level productivity estimates derived from control function approaches.... View Details
Iyoha, Ebehi. "Estimating Productivity in the Presence of Spillovers: Firm-Level Evidence from the U.S. Production Network." Harvard Business School Working Paper, No. 24-033, December 2023. (Winner of the Young Economists' Essay Award at the 2021 Annual Conference of the European Association for Research in Industrial Economics (EARIE))
- Research Summary
The Effect of the Internet on Wages
Who benefits from the adoption of technology in the workplace? To explore, I combine worker-level wage data with information on broadband adoption by Brazilian firms to estimate the effects of broadband on wages. Overall, wages increase 2.3 percent following... View Details
- 17 Jan 2012
- Working Paper Summaries
Expectations, Network Effects and Platform Pricing
- 2013
- Working Paper
Applying Random Coefficient Models to Strategy Research: Testing for Firm Heterogeneity, Predicting Firm-Specific Coefficients, and Estimating Strategy Trade-Offs
By: Juan Alcacer, Wilbur Chung, Ashton Hawk and Goncalo Pacheco-de-Almeida
Although Strategy research aims to understand how firm actions have differential effects on performance, most empirical research estimates the average effects of these actions across firms. This paper promotes Random Coefficients Models (RCMs) as an ideal empirical... View Details
Alcacer, Juan, Wilbur Chung, Ashton Hawk, and Goncalo Pacheco-de-Almeida. "Applying Random Coefficient Models to Strategy Research: Testing for Firm Heterogeneity, Predicting Firm-Specific Coefficients, and Estimating Strategy Trade-Offs." Harvard Business School Working Paper, No. 14-022, September 2013.
- August 2024
- Article
The Labor Market Effects of Loan Guarantee Programs
By: Jean-Noël Barrot, Thorsten Martin, Julien Sauvagnat and Boris Vallée
We investigate the labor market effects of a loan guarantee program targeting French SMEs during the financial crisis. Exploiting differences in regional treatment intensity in a border discontinuity design, we uncover a central trade-off for such interventions. While... View Details
Barrot, Jean-Noël, Thorsten Martin, Julien Sauvagnat, and Boris Vallée. "The Labor Market Effects of Loan Guarantee Programs." Review of Financial Studies 37, no. 8 (August 2024): 2315–2354.
- May 2009
- Article
Asymmetric Information Effects on Loan Spreads
The paper estimates the cost arising from information asymmetry between the lead bank and members of the lending syndicate. In a lending syndicate, the lead bank retains only a fraction of the loan but acts as the intermediary between the borrower and the syndicate... View Details
Keywords: Cost; Banks and Banking; Financing and Loans; Interest Rates; Capital; Investment Portfolio; Credit; Diversification; Risk and Uncertainty
Ivashina, Victoria. "Asymmetric Information Effects on Loan Spreads." Journal of Financial Economics 92, no. 2 (May 2009): 300–319.
- 2009
- Working Paper
Systemic Risk and the Refinancing Ratchet Effect
By: Amir E. Khandani, Andrew W. Lo and Robert C. Merton
The confluence of three trends in the U.S. residential housing market—rising home prices, declining interest rates, and near-frictionless refinancing opportunities—led to vastly increased systemic risk in the financial system. Individually, each of these trends is... View Details
- 2009
- Working Paper
Systemic Risk and the Refinancing Ratchet Effect
By: Amir E. Khandani, Andrew W. Lo and Robert C. Merton
The confluence of three trends in the U.S. residential housing market-rising home prices, declining interest rates, and near-frictionless refinancing opportunities-led to vastly increased systemic risk in the financial system. Individually, each of these trends is... View Details
Khandani, Amir E., Andrew W. Lo, and Robert C. Merton. "Systemic Risk and the Refinancing Ratchet Effect." Harvard Business School Working Paper, No. 10-023, September 2009. (Revised July 2010.)
- September–October 2013
- Article
The Dynamic Advertising Effect of Collegiate Athletics
By: Doug J. Chung
I measure the spillover effect of intercollegiate athletics on the quantity and quality of applicants to institutions of higher education in the United States, popularly known as the "Flutie Effect." I treat athletic success as a stock of goodwill that decays over... View Details
Keywords: Choice Modeling; Entertainment Marketing; Heterogeneity; Panel Data; Structural Modeling; Rights; Analytics and Data Science; Higher Education; Ethics; Consumer Behavior; Advertising; Sports; Advertising Industry; Education Industry
Chung, Doug J. "The Dynamic Advertising Effect of Collegiate Athletics." Marketing Science 32, no. 5 (September–October 2013): 679–698. (Lead article. Featured in HBS Working Knowledge.)
- Research Summary
Political Economy and Effects of Gun Policy
In two projects with Mike Luca and Deepak Malhotra, I examine the causes and consequences of gun policy.
The Impact of Mass Shootings on Gun Policy
There have been dozens of high-profile mass shootings in... View Details
- 01 Jun 2020
- Working Paper Summaries
Spreading the Health: Americans' Estimated and Ideal Distributions of Death and Health(care)
- 2024
- Working Paper
Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization
This paper introduces Incrementality Representation Learning (IRL), a novel multitask representation learning framework that predicts heterogeneous causal effects of marketing interventions. By leveraging past experiments, IRL efficiently designs and targets... View Details
Keywords: Heterogeneous Treatment Effect; Multi-task Learning; Representation Learning; Personalization; Promotion; Deep Learning; Field Experiments; Customer Focus and Relationships; Customization and Personalization
Huang, Ta-Wei, Eva Ascarza, and Ayelet Israeli. "Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization." Harvard Business School Working Paper, No. 24-076, June 2024.
- Forthcoming
- Article
Measurement and Effects of Bank Exit Policies
By: Daniel Green and Boris Vallée
We study whether exit policies by financial institutions have financial and real consequences on the firms they target, using bank coal exit policies as a laboratory. In contrast to theories assuming high capital substitutability, we find large effects of these... View Details
- November 2001 (Revised February 2002)
- Background Note
Note on Tax and Accounting Treatment of Restricted Stock Awards, Nonqualified Stock Options, and Incentive Stock Options and the Securities Law Applicable Thereto
Outlines the tax and accounting treatment of restricted stock awards, nonqualified stock options, and incentive stock options, including the effect of making a Section 83(b) election for unvested stock. View Details
Bagley, Constance E. "Note on Tax and Accounting Treatment of Restricted Stock Awards, Nonqualified Stock Options, and Incentive Stock Options and the Securities Law Applicable Thereto." Harvard Business School Background Note 802-125, November 2001. (Revised February 2002.)