Publications
Publications
Show Results For
- All HBS Web
(120,307)
- Faculty Publications (1,886)
Page 1 of 1,886
Results →
- 2025
- Working Paper
In Privacy We Trust: The Effect of Privacy Regulations on Data Sharing Behavior
By: Ozge Demirci, Ayelet Israeli and Eva Ascarza
This paper studies the impact of privacy policies on consumer data-sharing behavior, focusing on policy changes in California and Virginia that took effect in 2023. Using data from a leading customer engagement app in the United States, where users upload shopping... View Details
Keywords: Privacy; Privacy Regulation; Data Sharing; Digital Platforms; Policy; Surveys; Behavior; Public Opinion; California; Virginia
- 2025
- Working Paper
Rethinking Volume
By: Philippe van der Beck, Lorenzo Bretscher and Zhiyu Julie Fu
Gross trading volumes in financial markets are large and far exceed return volatility. In contrast, “net volume”—trading from persistent portfolio reallocations—is substantially lower, as it excludes transitory round-trip trades. This observation reveals a fundamental... View Details
- 2025
- Working Paper
Designing Consent: Choice Architecture and Consumer Welfare in Data Sharing
By: Chiara Farronato, Audrey Fradkin and Tesary Lin
We study the welfare consequences of choice architecture for online privacy using a field experiment that randomizes cookie consent banners. We study three ways in which firms or policymakers can influence choices: (1) nudging users through banner design to encourage... View Details
- 2025
- Working Paper
How Does Wage Inequality Affect the Labor Movement
By: Barbara Biasi, Zoë B. Cullen, Julia H. Gilman and Nina Roussille
This paper provides causal evidence on how wage inequality among workers affects the labor movement using three complementary research designs: a vignette experiment with union organizers, a natural policy experiment that increased wage inequality among Wisconsin... View Details
- 2025
- Working Paper
Sovereign Default and the Decline in Interest Rates
By: Max Miller, James D. Paron and Jessica Wachter
Sovereign debt yields have declined dramatically over the last half-century. Standard explanations, including aging populations and increases in asset demand from abroad, encounter difficulties when confronted with the full range of evidence. We propose an explanation... View Details
- 2025
- Working Paper
The Extent and Drivers of Internal Agglomeration of U.S. Multi-Unit Firms
By: Juan Alcácer and Jasmina Chauvin
This paper examines the extent and determinants of internal agglomeration—the spatial clustering of establishments within firms. It introduces a novel methodology that benchmarks a firm’s spatial footprint against that of comparable stand-alone firms, yielding a... View Details
- 2025
- Working Paper
Where Discovery Happens: Research Institutions and Fundamental Knowledge in the Life-Sciences
By: Amitabh Chandra and Connie Xu
Fundamental knowledge in the life sciences has consequential implications for medicine and subsequent medical innovations. Using publications in leading life science journals to measure fundamental knowledge, we document large agglomerations in the institutions where... View Details
- 2025
- Working Paper
Productivity Beliefs and Efficiency in Science
By: Fabio Bertolotti, Kyle R. Myers and Wei Yang Tham
We develop a method to estimate producers’ productivity beliefs in settings where output quantities and input prices are unobservable, and we use it to evaluate allocative efficiency in the market for science. Our model of researchers’ labor supply shows that their... View Details
- 2025
- Working Paper
Public Displays of Alignment: Firm Speech in Autocratic Regimes
By: Joris Mueller, Jaya Y. Wen and Cheryl Wu
Political speech by firms is increasingly common around the world. This paper
examines the government as an important, yet understudied, audience for
such speech, focusing on how Chinese firms rhetorically align with the state.
We introduce novel, general, and... View Details
- 2025
- Working Paper
Heterogeneous Beliefs and Stock Market Fluctuations
By: Odhrain McCarthy and Sebastian Hillenbrand
This paper examines the role of heterogeneous investor beliefs in explaining stock market puzzles. Using survey data, we show that individual investors and investment professionals, such as equity analysts and strategists, form distinct beliefs. These groups rely on... View Details
- 2025
- Working Paper
Cash Flow Volatility, Return Predictability and Stock Price Decompositions: Why You Should Scale Prices by Trend Cash Flows
By: Sebastian Hillenbrand and Odhrain McCarthy
We address two inconvenient facts in asset pricing: (i) valuation ratios are often more related to future cash flows than to returns, and (ii) they mostly fail to predict returns. We show that these issues arise because stock prices are scaled by cash flows that... View Details
- 2025
- Working Paper
Small Business Innovation Applied to National Needs
By: Kyle Myers, Lauren Lanahan and Evan E. Johnson
Small businesses have long supplied a disproportionate share of major innovations in the United States. We review a centerpiece policy on this topic: the U.S. Small Business Innovation Research (SBIR) program. We trace its legislative history and summarize program... View Details
- 2025
- Working Paper
How Firms Respond to Worker Activism: Evidence from Global Supply Chains
By: Yanhua Bird, Jodi L. Short and Michael W. Toffel
Social movement pressures can lead organizations to concede and improve social performance to avoid disruption costs, but we theorize that such responses evoke concession costs that prompt organizations to shift resources and attention from other social domains whose... View Details
- 2025
- Working Paper
Fiscal Externalities of Transaction Taxes: Evidence from the Los Angeles Mansion Tax
By: Daniel Green, Vikram Jambulapati, Jack Liebersohn and Tejaswi Velayudhan
We estimate the fiscal externalities of a property transfer tax, the Los Angeles
“Mansion Tax”, on the revenues from property taxes when assessed values are closely
tied to transactions. In California, as in over half of U.S. states, growth in tax as-
sessments... View Details
- 2025
- Working Paper
Street Earnings: Implications for Asset Pricing
By: Sebastian Hillenbrand and Odhrain McCarthy
To address the excess volatility puzzle – the excessive movements in stock prices – researchers often study movements in valuation ratios. However, we demonstrate that movements in valuation ratios based on fundamental measures with high transitory volatility, such as... View Details
- 2025
- Working Paper
Pushing the Envelope: The Effects of Salary Negotiations
By: Zoë B. Cullen, Bobak Pakzad-Hurson and Ricardo Perez-Truglia
Salary negotiations are a widespread phenomenon that can shape key labor market outcomes, such as welfare and inequality. We provide novel empirical and theoretical insights into the causes and consequences of salary negotiations. We conducted two field experiments... View Details
- 2025
- Working Paper
An Empirical Examination of Business Climate Alliances: Effective and/or Harmful?
By: Matteo Gasparini and Peter Tufano
This research studies business alliances that seek to address climate change, offering empirical evidence to address claims advanced by alliance supporters and critics. We study eleven major alliances mostly focused on financial services firms and 424 major... View Details
Keywords: Antitrust; Climate Change; Financial Institutions; Competition; Network Effects; Alliances
- Working Paper
Index Rebalancing and Stock Market Composition: Do Indexes Time the Market?
By: Marco Sammon and John J. Shim
Value-weighted indexes must rebalance in response to stock market composition changes, e.g., issuance, buybacks, and IPOs. In doing so, existing index funds implicitly engage in market timing. Index funds’ long-short rebalancing portfolios have a -3.5% annual return... View Details
- 2025
- Working Paper
Trade and Industrial Policy in Supply Chains: Directed Technological Change in Rare Earths
By: Laura Alfaro, Harald Fadinger, Jay Schymik and Gede Virananda
Trade and industrial policies, while primarily intended to support domestic industries, may unintentionally stimulate technological progress abroad. We document this mechanism in the case of rare earth elements (REEs)—critical inputs for manufacturing at the knowledge... View Details
- 2025
- Working Paper
Trade Within Multinational Boundaries
By: Laura Alfaro, Paola Conconi, Fariha Kamal and Zachary Kroff
We leverage newly linked data from the U.S. Census Bureau and the U.S. Bureau of Economic Analysis to study transactions within U.S. multinational enterprises (MNEs). We show that using administrative data on intrafirm trade allows us to correct for measurement error... View Details