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- 2022
- Working Paper
Passive Ownership and Price Informativeness
By: Marco Sammon
I propose three new empirical measures of price informativeness motivated by a theoretical model. I find average price informativeness declined over the past 30 years and passive ownership is negatively correlated with price informativeness. To establish causality, I...
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Keywords:
Passive Ownership;
ETFs;
Market Efficiency;
Ownership;
Price;
Theory;
Measurement and Metrics
- 2021
- Working Paper
Limits to Bank Deposit Market Power
By: Juliane Begenau and Erik Stafford
Claims about the market power of bank deposits in the banking literature are numerous and far reaching. Recently, a causal narrative has emerged in the banking literature: market power in bank deposits, measured as imperfect pass-through of short-term market rates on...
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- 2021
- Working Paper
What Drives Variation in Investor Portfolios? Evidence from Retirement Plans
We study empirical patterns in investment behavior using a comprehensive data set of defined contribution plans. Using plan-level portfolio allocation data for the near universe of 401(k) plans over the period 2009–2019, we document substantial differences in...
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- October 18, 2021
- Article
To Regulate Network-Based Platforms, Look at Their Data
By: Chiara Farronato and Daniel Björkegren
Historically, antitrust authorities have taken a laissez-faire approach under the assumption that it is better to err on the side of not intervening when there is uncertainty. This has allowed companies like Google and Facebook to go on a shopping spree to acquire...
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- June 2021
- Article
Deals in the Time of Pandemic
By: Guhan Subramanian and Caley Petrucci
The COVID-19 pandemic has brought new attention to the period between signing and closing in M&A transactions. Transactional planners heavily negotiate the provisions that govern the behavior of the parties during this window, not only to allocate risk between the...
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- January 2021 (Revised March 2022)
- Case
Snapp: Scaling Under Sanctions in Iran (A)
By: Meg Rithmire and Gamze Yucaoglu
The case opens in November 2019 as Eyad Alkassar and Mahmoud Fouz, co-founders of Iran’s first and leading ride-hailing platform, Snapp, find out about Apple’s and Google’s decisions to remove all Iranian apps from their respective application stores.
The case... View Details
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- 2020
- Working Paper
Design and Analysis of Switchback Experiments
By: Iavor I Bojinov, David Simchi-Levi and Jinglong Zhao
In switchback experiments, a firm sequentially exposes an experimental unit to a random treatment, measures its response, and repeats the procedure for several periods to determine which treatment leads to the best outcome. Although practitioners have widely adopted...
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- August 2020
- Article
Leverage and the Beta Anomaly
By: Malcolm Baker, Mathias F. Hoeyer and Jeffrey Wurgler
The well-known weak empirical relationship between beta risk and the cost of equity—the beta anomaly—generates a simple tradeoff theory: As firms lever up, the overall cost of capital falls as leverage increases equity beta, but as debt becomes riskier the marginal...
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- July 2020
- Case
Michael Solomonov: Jerusalem in a Bowl
By: Boris Groysberg, Evan M.S. Hecht and Katherine Connolly Baden
Before the COVID-19 pandemic hit, Michael Solomonov and Steven Cook had begun to wonder whether it might be time to rethink their opportunistic approach to the expansion of their small restaurant empire in Philadelphia, CooknSolo. The pandemic, however, caused an...
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Keywords:
Restaurant Industry;
Entrepreneur;
COVID-19;
Crisis;
Crisis Response Plans;
Entrepreneurship;
Food;
Health Pandemics;
Crisis Management;
Innovation and Invention;
Leadership;
Creativity;
Strategy;
Ownership;
Problems and Challenges;
Risk and Uncertainty;
Situation or Environment;
Food and Beverage Industry;
United States
- June 2020
- Article
How Scheduling Can Bias Quality Assessment: Evidence from Food Safety Inspections
By: Maria Ibanez and Michael W. Toffel
Accuracy and consistency are critical for inspections to be an effective, fair, and useful tool for assessing risks, quality, and suppliers—and for making decisions based on those assessments. We examine how inspector schedules could introduce bias that erodes...
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- May 2020
- Article
Measuring Collaboration in Modern Organizations
By: Stephen Michael Impink, Andrea Prat and Raffaella Sadun
Internal communication has been a central theme in organizational economics, as employee collaboration provides insight into the structure of firms. Use of electronic communications data can be transformational for organizational economics, as these data provide a...
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- April 2020
- Background Note
U.S. Food Retail During the Pandemic: March 2020
By: José B. Alvarez and Natalie Kindred
This note, written in late March 2020 and mainly U.S. focused, looks at the unfolding impact of the coronavirus pandemic on food retailers and their suppliers. It allows student to consider the challenges facing food retail executives as they navigate urgent supply...
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- December 2019
- Article
Costly Concessions: An Empirical Framework for Matching with Imperfectly Transferable Utility
By: Alfred Galichon, Scott Duke Kominers and Simon Weber
We introduce an empirical framework for models of matching with imperfectly transferable utility and unobserved heterogeneity in tastes. Our framework allows us to characterize matching equilibrium in a flexible way that includes as special cases the classic fully- and...
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- October 2019 (Revised April 2020)
- Background Note
Note on Funding Deep Tech Startups
By: Karim Lakhani, Peter Barrett and Noubar Afeyan
This Background Note provides essential information on funding deep technologies—those technologies that were inherently capital intensive, time consuming, risky, and potentially disruptive. Both dilutive and non-dilutive sources of investment are highlighted, along...
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Keywords:
Entrepreneurship;
Energy;
Venture Capital;
Corporate Finance;
Initial Public Offering;
Investment;
Health Testing and Trials;
Innovation and Invention;
Technological Innovation;
Intellectual Property;
Product Design;
Product Development;
Information Technology;
Research and Development;
Risk and Uncertainty;
Technology Industry;
Biotechnology Industry;
United States;
North America;
Europe;
Asia
- 2019
- Working Paper
The Impact of Professionals' Contributions to Online Knowledge Communities on Their Workplace Knowledge Work
By: Hila Lifshitz - Assaf and Frank Nagle
Knowledge work is becoming increasingly challenging as pace of change in the knowledge frontier is increasing. Organizations have created multiple mechanisms to minimize knowledge gaps and increase learning such internal training, mentorship programs as well as...
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- 2019
- Working Paper
Bank Boards: What Has Changed Since the Financial Crisis?
By: Shiva Rajgopal, Suraj Srinivasan and Forester Wong
Several government-mandated committees investigating the financial crisis highlighted four key deficiencies in the composition of bank boards before the crisis: (i) group think among bank board members; (ii) absence of prior banking experience of board members; (iii)...
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- Article
Accuracy First: Selecting a Differential Privacy Level for Accuracy-Constrained ERM
By: Katrina Ligett, Seth Neel, Aaron Leon Roth, Bo Waggoner and Steven Wu
Traditional approaches to differential privacy assume a fixed privacy requirement ϵ for a computation, and attempt to maximize the accuracy of the computation subject to the privacy constraint. As differential privacy is increasingly deployed in practical settings, it...
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- 2018
- Book
Varieties of Green Business: Industries, Nations and Time
By: Geoffrey Jones
Published at a time of ever-increasing warnings that the pace of climate change and other environmental changes risk making the Earth unsustainable within our own lifetimes, this book looks at the past of green business to identify lessons for the future. It provides...
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Keywords:
Green Business;
Sustainability;
Business History;
Eco-tourism;
Organic Wine;
Organic Food;
Waste Management;
Sustainable Finance;
Ethics;
Finance;
History;
Entrepreneurship;
Accommodations Industry;
Agriculture and Agribusiness Industry;
Banking Industry;
Energy Industry;
Food and Beverage Industry;
Green Technology Industry;
Tourism Industry;
Europe;
Asia;
Latin America;
North and Central America;
New Zealand
- July 2018 (Revised August 2018)
- Case
Project Helios: Harvesting the Sun
By: Mark Egan and E. Scott Mayfield
Aware of the impact that modern society was having on the environment, Ashley Telkes had always tried to be cognizant of her own impact on the environment and to take reasonable steps to mitigate her own effects. Having already implemented a number of passive measures...
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- February 2018
- Article
Retention Futility: Targeting High-Risk Customers Might Be Ineffective.
By: Eva Ascarza
Companies in a variety of sectors are increasingly managing customer churn proactively, generally by detecting customers at the highest risk of churning and targeting retention efforts towards them. While there is a vast literature on developing churn prediction models...
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