Publications
Publications
Show Results For
- All HBS Web
(117,447)
- Faculty Publications (1,928)
Page 1 of 1,928
Results →
- 2024
- Working Paper
Why Has Construction Productivity Stagnated? The Role of Land-Use Regulation
By: Leonardo D’Amico, Edward Glaeser, Joseph Gyourko, William Kerr and Giacomo A. M. Ponzetto
We document a Kuznets curve for construction productivity in 20th-century America.
Homes built per construction worker remained stagnant between 1900 and 1940, boomed after
World War II, and then plummeted after 1970. The productivity boom from 1940 to 1970
shows... View Details
- 2024
- Working Paper
Climate Solutions, Transition Risk, and Stock Returns
By: Shirley Lu, Edward J. Riedl, Simon Xu and George Serafeim
Using large language models to measure firms' climate solution products and services, we find that high-climate solution firms exhibit lower stock returns and higher market valuation multiples. Their stock prices respond positively to events signaling increased demand... View Details
- 2024
- Working Paper
The Evolution of Financial Services in the United States
By: Robin Greenwood, David S. Scharfstein and Robert Ialenti
This article surveys the literature on the historical growth and transformation of the U.S. financial sector. The sector expanded rapidly between 1980 until 2006, when its contribution to GDP rose from 4.8% to 7.6%. After the Global Financial Crisis, the size of the... View Details
- 2024
- Working Paper
A Gender Backlash: Does Exposure to Female Labor Market Participation Fuel Gender Conservatism?
By: Paula Rettl, Diane Bolet, Catherine E. De Vries, Simone Cremaschi, Tarik Abou-Chadi and Sergi Pardos-Prado
The growing participation of women in the labor market has marked a significant societal transformation, coinciding with the rise of gender conservatism and far-right support. We study whether the economic consequences of labor market feminization and gender backlash... View Details
- 2024
- Working Paper
Advice and the Bayesian Entrepreneur
By: Susan Cohen and Rembrand Koning
Bayesian entrepreneurship starts from the premise that entrepreneurs’ beliefs guide their theorizing, experimentation, and choices (Agrawal et al., n.d.). Since each entrepreneur has unique beliefs based on their own set of past experiences, cognitive ability, and... View Details
- 2024
- Working Paper
Catalysts for Climate Solutions: Corporate Responses to Venture Capital Financing of Climate-tech Startups
By: Shirley Lu, George Serafeim and Simon Xu
We study whether incumbent firms increase their product focus on climate solutions in response to venture capital (VC) financing of climate-tech startups. Using large language models to measure a firm's focus on climate solutions, we find that incumbents in similar... View Details
- 2024
- Working Paper
How Do Global Portfolio Investors Hedge Currency Risk?
By: Robin Greenwood and Alex Cheema-Fox
We use monthly portfolio data from one of the world’s largest custodian banks, with over $40 trillion assets under custody, to study how global portfolio investors hedge foreign exchange risk in their equity and fixed income portfolios over the past 25 years. The data... View Details
- 2024
- Working Paper
Generative AI and the Nature of Work
By: Manuel Hoffmann, Sam Boysel, Frank Nagle, Sida Peng and Kevin Xu
Recent advances in artificial intelligence (AI) technology demonstrate considerable potential to
complement human capital intensive activities. While an emerging literature documents wide-ranging productivity
effects of AI, relatively little attention has been paid... View Details
- 2024
- Working Paper
Case Studies of the Emulation of Chinese Entrepreneurial Business Models
By: Josh Lerner, Junxi Liu, Jacob Moscona and David Yang
This working paper presents four short case studies of emerging market businesses whose founders emulated Chinese firms. These examples are part of a more systematic pattern, documented extensively in Lerner et al. (2024), in which businesses developed in China were... View Details
- 2024
- Working Paper
Lessons from an App Update at Replika AI: Identity Discontinuity in Human-AI Relationships
By: Julian De Freitas, Noah Castelo, Ahmet Uğuralp and Zeliha Uğuralp
Can consumers form deep emotional bonds with AI and be vested in AI identities over time? We
leverage a natural app-update event at Replika AI, a popular US-based AI companion, to shed
light on these questions. We find that customers feel closer to their AI companion... View Details
- 2024
- Working Paper
Global Evidence on Gender Gaps and Generative AI
By: Nicholas G. Otis, Solène Delecourt, Katelynn Cranney and Rembrand Koning
Generative AI has the potential to transform productivity and reduce inequality, but only if used broadly. In this paper, we show that recently identified gender gaps in AI use are nearly universal. Synthesizing evidence from 16 studies that surveyed 100,000... View Details
- 2024
- Working Paper
Pitfalls of Demographic Forecasts of U.S. Elections
By: Richard Calvo, Vincent Pons and Jesse M. Shapiro
Many observers have forecast large partisan shifts in the US electorate based on demographic trends. Such forecasts are appealing because demographic trends are often predictable even over long horizons. We backtest demographic forecasts using data on US elections... View Details
- 2024
- Working Paper
Ponzi Funds
By: Philippe van der Beck, Jean-Philippe Bouchaud and Dario Villamaina
Many active funds hold concentrated portfolios. Flow-driven trading causes price pressure, which
pushes up the funds’ existing positions resulting in realized returns. We decompose fund returns
into a price pressure (self-inflated) and a fundamental component and... View Details
- 2024
- Working Paper
Priors, Experiments, Learning and Persuasion in (Bayesian) Entrepreneurial Finance
By: Ramana Nanda
At the heart of entrepreneurial finance lies a persuasion challenge: regardless of
the strength of an entrepreneur’s belief in the potential of their idea, they typically
need to convince investors to provide the financial capital required for its... View Details
- 2024
- Working Paper
Public Sector SME Grading System in Emerging Markets: A Focus on Nigeria
By: Saveshen Pillay, Anywhere Sikochi, Charles Odii, Zaakirah Ismail, Regina Bamaiyi and Denise Mubaiwa
In this paper, we explore the impact of creating a public sector nano, micro, small and medium
enterprise (nMSME) grading system in Nigeria. Using insights from work with the Nigerian
government, the first country in Africa to attempt to establish a public sector SME... View Details
- 2024
- Working Paper
The Effect of a System for Sharing Best Practices Within Pre-existing Peer Networks
By: Shelley Xin Li and Tatiana Sandino
Peer networks, such as enterprise social networks (ESNs), can facilitate knowledge transfer across employees. However, such systems can also lead to information overload or difficulty in finding useful information. We examine data from a natural field experiment where... View Details
- 2024
- Working Paper
When Batteries Meet Hydrogen: Dual-Storage Investments for Load-Shifting Purposes
By: Christian Kaps and Simone Marinesi
Power systems account for nearly 40% of global emissions. As the world tries to reduce emissions by increasing renewable penetration, storage technologies are playing an increasingly important role in matching variable renewable supply with demand. Batteries have... View Details
- 2024
- Working Paper
Igniting Innovation: Evidence from PyTorch on Technology Control in Open Collaboration
By: Daniel Yue and Frank Nagle
Many companies offer free access to their technology to encourage outside addon
innovation, hoping to later profit by raising prices or harnessing the power of the crowd
while continuing to steer the direction of innovation. They can achieve this balance by
opening... View Details
- 2024
- Working Paper
Empirical Guidance: Data Processing and Analysis with Applications in Stata, R, and Python
By: Melissa Ouellet and Michael W. Toffel
This paper describes a range of best practices to compile and analyze datasets, and includes some examples in Stata, R, and Python. It is meant to serve as a reference for those getting started in econometrics, and especially those seeking to conduct data analyses in... View Details