Publications
Publications
Show Results For
- All HBS Web
(2,185)
- Faculty Publications (553)
- October 2019
- Article
Does Political Uncertainty Increase External Financing Costs? Measuring the Electoral Premium in Syndicated Lending
By: Olivia S. Kim
This article investigates the impact of political uncertainty on contractual lending terms using a large sample of syndicated loans and a within-firm estimation approach to achieve identification. Firms pay 7 basis points (bps) more on loans originated when their... View Details
- September 2019 (Revised December 2023)
- Case
Accounting Fraud at Tesco Stores (A)
By: Jonas Heese, Suraj Srinivasan and Julia Kelley
This case describes the accounting fraud at Tesco Stores Limited (TSL), which was discovered by a senior accountant in TSL’s finance department. The accountant was concerned about TSL’s handling of commercial income, which, according to the accountant, overstated... View Details
- Fall 2019
- Article
Endogenous Productivity of Demand-Induced R&D: Evidence from Pharmaceuticals
By: Kyle Myers and Mark Pauly
We examine trends in the productivity of the pharmaceutical sector over the past three decades. Motivated by Ricardo’s insight that productivity and rents are endogenous to demand when inputs are scarce, we examine the industry’s aggregate R&D production function.... View Details
- 2019
- White Paper
Impact-Weighted Financial Accounts: The Missing Piece for an Impact Economy
By: George Serafeim, T. Robert Zochowski and Jennifer Downing
Reimagining capitalism is an imperative. We need to create a more inclusive and sustainable form of capitalism that works for every person and the planet. Massive environmental damage, growing income and wealth disparity, stress, and depression within developed... View Details
- 2020
- Working Paper
Improving Regulatory Effectiveness Through Better Targeting: Evidence from OSHA
By: Matthew S. Johnson, David I. Levine and Michael W. Toffel
We study how a regulator can best target inspections. Our case study is a US Occupational Safety and Health Administration (OSHA) program that randomly allocated some inspections. On average, each inspection averted 2.4 serious injuries (9%) over the next five years.... View Details
- 2021
- Working Paper
The Value of Intermediation in the Stock Market
By: Marco Di Maggio, Mark Egan and Francesco Franzoni
We estimate a structural model of broker choice to quantitatively decompose the value that institutional investors attach to broker services. Studying over 300 million institutional equity trades, we find that investors are sensitive to both explicit and implicit... View Details
- Article
Extending the Role of Headquarters Beyond the Firm Boundary: Entrepreneurial Alliance Innovation
By: Jaeho Kim and Andy Wu
Prior research on corporate headquarters (CHQ) characteristics identifies the impact of CHQ location and composition on the innovation outcomes of internal subsidiaries. However, given that external strategic alliances with high-tech entrepreneurial firms represent a... View Details
- August 2019
- Article
When and How to Diversify—A Multicategory Utility Model for Personalized Content Recommendation
By: Yicheng Song, Nachiketa Sahoo and Elie Ofek
Sometimes we desire change, a break from the same or an opportunity to fulfill different aspects of our needs. Noting that consumers seek variety, several approaches have been developed to diversify items recommended by personalized recommender systems. However,... View Details
- June 2019
- Article
Brokers vs. Retail Investors: Conflicting Interests and Dominated Products
By: Mark Egan
I study how brokers distort household investment decisions. Using a novel convertible bond dataset, I find that consumers often purchase dominated bonds—cheap and expensive versions of otherwise identical bonds coexist in the market. The empirical evidence suggests... View Details
- 2019
- Article
Time-Driven Activity-Based Cost Analysis for Outpatient Anticoagulation Therapy: Direct Costs in a Primary Care Setting with Optimal Performance
By: Robert S. Kaplan, Rohit A. Bobade, Richard A. Helmers, Thomas M. Jaeger, Laura J. Odell and Derek A. Haas
Objectives: To determine how overall cost of anticoagulation therapy for warfarin compares with that of Novel Oral Anticoagulants (NOACs). Also, to demonstrate a scientific, comprehensive, and an analytical approach to estimate direct costs involved in monitoring and... View Details
- March 2019
- Article
A Time-Driven Activity-Based Costing Analysis of Emergency Department Scribes
By: Robert S. Kaplan, Heather A. Heaton, David M. Nestler, William J. Barry, Richard A. Helmers, Mustafa Y. Sir, Deepi G. Goyal, Derek A. Haas and Annie T. Sadosty
Objectives: To apply time-driven activity-based costing (TDABC) methodology to determine emergency medicine physician documentation costs with and without scribes.
Methods: Two research assistants shadowed attending physicians for a total of 64 hours in the... View Details
Methods: Two research assistants shadowed attending physicians for a total of 64 hours in the... View Details
- Article
Decreases In Readmissions Credited to Medicare's Program to Reduce Hospital Readmissions Have Been Overstated
By: Christopher Ody, Lucy Msall, Leemore S. Dafny, David Grabowski and David Cutler
Medicare’s Hospital Readmissions Reduction Program (HRRP) has been credited with lowering risk-adjusted readmission rates for targeted conditions at general acute care hospitals. However, these reductions appear to be illusory or overstated. This is because a... View Details
- 2018
- Working Paper
Corporate Refinancing, Covenants, and the Agency Cost of Debt
By: Daniel Green
How valuable are restrictive debt covenants in reducing the agency costs of debt? I exploit the revealed preference decision to refinance fixed-coupon bonds, which weighs observable interest rate savings against the unobservable costs of a change in restrictive... View Details
Keywords: Covenants; Refinancing; Corporate Bonds; Agency Costs; Debt Policy; Borrowing and Debt; Bonds; Interest Rates
- 2018
- Working Paper
OTC Intermediaries
By: Andrea L. Eisfeldt, Bernard Herskovic, Sriram Rajan and Emil Siriwardane
Over-the-counter (OTC) markets for financial assets are dominated by a relatively small number of core intermediaries and a large number of peripheral customers. In this paper, we develop a model of trade in a core-periphery network and estimate its key structural... View Details
- Summer, 2018
- Article
Innovation, Reallocation and Growth
By: Daron Acemoglu, Ufuk Akcigit, Harun Alp, Nicholas Bloom and William R. Kerr
We build a model of firm-level innovation, productivity growth, and reallocation featuring endogenous entry and exit. A new and central economic force is the selection between high- and low-type firms, which differ in terms of their innovative capacity. We estimate the... View Details
- 2018
- Working Paper
Need for Speed: The Impact of Website Performance on Online Retail
By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno
The share of e-commerce sales is rapidly increasing and so are the associated losses generated by website outages and slow websites. We leverage novel retail and website performance data to investigate the impact of website performance on online sales. This question is... View Details
- 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... View Details
- 2019
- Working Paper
Large-Scale Demand Estimation with Search Data
By: Tomomichi Amano, Andrew Rhodes and Stephan Seiler
In many online markets, traditional methods of demand estimation are difficult to implement because assortments are very large and individual products are sold infrequently. At the same time, data on consumer search (i.e., browsing) behavior are often available and are... View Details
- September 2018
- Article
When and Why Randomized Response Techniques (Fail to) Elicit the Truth
By: Leslie K. John, George Loewenstein, Alessandro Acquisti and Joachim Vosgerau
By adding random noise to individual responses, randomized response techniques (RRTs) are intended to enhance privacy protection and encourage honest disclosure of sensitive information. Empirical findings on their success in doing so are, however, mixed. In nine... View Details
Keywords: Truth-telling; Lying; Privacy; Information Disclosure; Survey Research; Surveys; Attitudes; Behavior
- July 2018
- Article
Revisiting the Classical View of Benefit-Based Taxation
This article incorporates into modern optimal tax theory the classical logic of benefit‐based taxation in which an individual's benefit from the activities of the state is tied to his or her income‐earning ability. First‐best optimal policy is characterized... View Details