Publications
Publications
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- All HBS Web
(1,789)
- Faculty Publications (455)
- January–February 2021
- Article
Cross‐firm Return Predictability and Accounting Quality
By: Wen Chen, Mozaffar Khan, Leonid Kogan and George Serafeim
We test the hypothesis that if poor accounting quality (AQ) is associated with poor investor understanding of firms’ revenue and cost structures, then poor AQ stocks likely respond more slowly than good AQ stocks to new non‐idiosyncratic information that affects both... View Details
- 2021
- Working Paper
The Health Costs of Cost-Sharing
By: Amitabh Chandra, Evan Flack and Ziad Obermeyer
We use the design of Medicare’s prescription drug benefit program to demonstrate three facts about the health consequences of cost-sharing. First, we show that an as-if-random increase of 33.6% in out-of-pocket price (11.0 percentage points (p.p.) change in... View Details
- 2021
- Working Paper
Real Credit Cycles
By: Pedro Bordalo, Nicola Gennaioli, Andrei Shleifer and Stephen J. Terry
We incorporate diagnostic expectations, a psychologically founded model of overreaction to news, into a workhorse business cycle model with heterogeneous firms and risky debt. A realistic degree of diagnosticity, estimated from the forecast errors of managers of U.S.... View Details
- January 2021
- Article
The Effects of Menu Costs on Retail Performance: Evidence from Adoption of the Electronic Shelf Label Technology
By: Ioannis Stamatopoulos, Achal Bassamboo and Antonio Moreno
We use the adoption of electronic shelf labels (ESLs) by an international grocery retailer in 2015 to identify the effects of physical menu costs (i.e., labor and material costs of price adjustment) on retail performance. We find that the installation of ESLs increased... View Details
- January 2021
- Article
Turbulence, Firm Decentralization and Growth in Bad Times
By: Philippe Aghion, Nicholas Bloom, Brian Lucking, Raffaella Sadun and John Van Reenen
What is the optimal form of firm organization during “bad times”? We present a model of delegation within the firm to show that the effect is ambiguous. The greater turbulence following macro shocks may benefit decentralized firms because the value of local information... View Details
- November 2020
- Article
Casting Conference Calls
By: Lauren Cohen, Dong Lou and Christopher J. Malloy
We explore a subtle but important mechanism through which firms can control information flow to the markets. We find that firms that “cast” their conference calls by disproportionately calling on bullish analysts tend to underperform in the future. Firms that call on... View Details
- November 2020
- Article
The Role of Taxes in the Disconnect Between Corporate Performance and Economic Growth
By: Urooj Khan, Suresh Nallareddy and Ethan Rouen
We investigate the relation between the growth in corporate profits and the overall U.S. economy, focusing on the impact of the U.S. corporate tax regime on this relation. We document that the growth of corporate profits, on average, has outpaced the growth of the... View Details
- 2020
- Book
China and Europe on the New Silk Road: Connecting Universities Across Eurasia
By: Marijk C. van der Wende, William C. Kirby, Nian Cai Liu and Simon Marginson
The global order, based on international governance and multilateral trade mechanisms in the aftermath of the Second World War, is changing rapidly and creating waves of uncertainty. This is especially true in higher education, a field increasingly built on... View Details
- 2020
- Working Paper
Fresh Fruit and Vegetable Consumption: The Impact of Access and Value
By: Retsef Levi, Elisabeth Paulson and Georgia Perakis
The goal of this paper is to leverage household-level data to improve food-related policies aimed at increasing the consumption of fruits and vegetables (FVs) among low-income households. Currently, several interventions target areas where residents have limited... View Details
Keywords: Food Deserts; Food Access; Food Policy; Causal Inference; Food; Nutrition; Poverty; Government Administration
- Oct 2020
- Conference Presentation
Optimal, Truthful, and Private Securities Lending
By: Emily Diana, Michael J. Kearns, Seth Neel and Aaron Leon Roth
We consider a fundamental dynamic allocation problem motivated by the problem of securities lending in financial markets, the mechanism underlying the short selling of stocks. A lender would like to distribute a finite number of identical copies of some scarce resource... View Details
- September 2020
- Article
The Rise of the Investor State: State Capital in the Chinese Economy
By: Meg Rithmire and Hao Chen
The nature and extent of the role of the Chinese state in the economy is fundamental to many empirical and theoretical debates about that country’s political economy. We document and explain the rise of a novel form of intervention on the part of the Chinese state: the... View Details
- Article
Cultural Diversity on Wall Street: Evidence from Consensus Earnings Forecasts
By: Kenneth Merkley, Roni Michaely and Joseph Pacelli
We examine how cultural differences among agents influence the aggregate outcome of a common forecasting task. Using both exogenous shocks to sell-side analyst diversity and panel regression methods, we find that increases in analyst cultural diversity positively... View Details
- 2020
- Working Paper
What Can Economics Say About Alzheimer's Disease?
By: Amitabh Chandra, Courtney Coile and Corina Mommaerts
Alzheimer’s Disease (AD) affects one in ten people aged 65 or older and is the most expensive disease in the United States. We describe the central economic questions raised by AD. While there is overlap with the economics of aging, the defining features of the... View Details
- June 2020
- Case
Agile Consumer Product Innovation with Alibaba's Tmall Innovation Center
By: William R. Kerr, Daniel O'Connor and James Palano
Consumer products companies were beset by changes on all sides during the 2010s. Customers were increasingly turning to ecommerce platforms rather than shopping in-store. Meanwhile, nimble, digitally-savvy competitors were gaining market share by capitalizing on the... View Details
- June 2020
- Article
Start-up Inertia versus Flexibility: The Role of Founder Identity in a Nascent Industry
By: Tiona Zuzul and Mary Tripsas
Through an inductive, comparative study of four early entrants in the nascent air taxi market, we examine why start-ups, generally characterized as flexible, malleable entities, might instead exhibit inertial behavior. While two of the firms engaged in ongoing... View Details
- Article
The Inpatient Discharge Lounge as a Potential Mechanism to Mitigate Emergency Department Boarding and Crowding
By: Brian Franklin, Sharif Vakili, Robert S. Huckman, Sarah Hosein, Nicholas Falk, Katherine Cheng, Maria Murray, Sheila Harris, Charles A. Morris and Eric Goralnick
Delayed access to inpatient beds for admitted patients contributes significantly to emergency department (ED) boarding and crowding, which have been associated with deleterious patient safety effects. To expedite inpatient bed availability, some hospitals have... View Details
- 2020
- Working Paper
Paying It Backward and Forward: Expanding Access to Convalescent Plasma Therapy Through Market Design
By: Scott Duke Kominers, Parag A. Pathak, Tayfun Sönmez and M. Utku Ünver
COVID-19 convalescent plasma (CCP) therapy is currently a leading treatment for COVID-19. At present, there is a shortage of CCP relative to demand. We develop and analyze a model of centralized CCP allocation that incorporates both donation and distribution. In order... View Details
- 2020
- Working Paper
Draw Near to Go Far: The Role of Convergence in Capitalizing on Exploration
By: Carolyn Fu
Organizations are often advised to engage heavily in exploration in order to succeed – to cast a wide net for diverse solutions that are superior to what they currently exploit. However, what is the organization to do when the fruits of its exploration are inconsistent... View Details
- Mar 2020
- Conference Presentation
A New Analysis of Differential Privacy's Generalization Guarantees
By: Christopher Jung, Katrina Ligett, Seth Neel, Aaron Roth, Saeed Sharifi-Malvajerdi and Moshe Shenfeld
We give a new proof of the "transfer theorem" underlying adaptive data analysis: that any mechanism for answering adaptively chosen statistical queries that is differentially private and sample-accurate is also accurate out-of-sample. Our new proof is elementary and... View Details
- March 2020
- Article
Diagnosing Missing Always at Random in Multivariate Data
By: Iavor I. Bojinov, Natesh S. Pillai and Donald B. Rubin
Models for analyzing multivariate data sets with missing values require strong, often assessable, assumptions. The most common of these is that the mechanism that created the missing data is ignorable—a twofold assumption dependent on the mode of inference. The first... View Details