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  • August 2022
  • Case

Rocket Learning: Evidence in Action

By: Brian Trelstad, Tomas Rosales and Malini Sen
Founders of Rocket Learning, an India-based nonprofit which focused on early childhood education (ECE), received an invitation from MIT’s Abdul Latif Jameel Poverty Action Lab (JPAL), a development research organization, to test its intervention for ECE with a... View Details
Keywords: Social Entrepreneurship; Early Childhood Education; Nonprofit Organizations; Literacy; Values and Beliefs; Social and Collaborative Networks; Education Industry; India; Asia
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  • 2018
  • Working Paper

Patent Trolls: Evidence from Targeted Firms

By: Lauren Cohen, Umit G. Gurun and Scott Duke Kominers
We provide the first large-sample evidence on the behavior and impact of non-practicing entities (NPEs) in the intellectual property space. We find that on average, NPEs appear to behave as opportunistic “patent trolls.” NPEs sue cash-rich firms—and target cash in... View Details
Keywords: Patent Trolls; NPEs; PAEs; Innovation; Patents; Ethics; Lawsuits and Litigation; Innovation and Invention; Corporate Finance
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  • November 2016
  • Article

Corporate Sustainability: First Evidence on Materiality

By: Mozaffar Khan, George Serafeim and Aaron Yoon
Using newly available materiality classifications of sustainability topics, we develop a novel dataset by hand-mapping sustainability investments classified as material for each industry into firm-specific sustainability ratings. This allows us to present new evidence... View Details
Keywords: Sustainability; Investments; Corporate Social Responsibility; Accounting; Corporate Reporting; Regulation; Corporate Social Responsibility and Impact; Integrated Corporate Reporting; Investment; Corporate Governance
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  • December 2019
  • Article

Patent Trolls: Evidence from Targeted Firms

By: Lauren Cohen, Umit Gurun and Scott Duke Kominers
We provide the first large-sample evidence on the behavior and impact of nonpracticing entities (NPEs) in the intellectual-property space. We find that, on average, NPEs appear to behave as opportunistic “patent trolls.” NPEs sue cash-rich firms and target cash in... View Details
Keywords: Patent Trolls; Innovation; Patents; Lawsuits and Litigation; Ethics; Innovation and Invention
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  • February 2024
  • Article

Representation and Extrapolation: Evidence from Clinical Trials

By: Marcella Alsan, Maya Durvasula, Harsh Gupta, Joshua Schwartzstein and Heidi L. Williams
This article examines the consequences and causes of low enrollment of Black patients in clinical trials. We develop a simple model of similarity-based extrapolation that predicts that evidence is more relevant for decision-making by physicians and patients when it... View Details
Keywords: Representation; Racial Disparity; Health Testing and Trials; Race; Equality and Inequality; Innovation and Invention; Pharmaceutical Industry
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  • August 2000 (Revised July 2002)
  • Background Note

Economic Evidence on the Globalization of Markets

Presents the systematic evidence in the context of the microeconomic model of market integration. Market integration is just one (economic) aspect of globalization; this is one of the particular interests to business managers. View Details
Keywords: Globalized Markets and Industries
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  • 2023
  • Working Paper

Can Evidence-Based Information Shift Preferences Towards Trade Policy?

By: Laura Alfaro, Maggie X. Chen and Davin Chor
Amid public skepticism about trade, we investigate whether evidence-based information--a concise statement of a research finding--can shape preferences towards trade policy. Across survey experiments conducted over 2018-2022 on U.S. general population samples, we... View Details
Keywords: Evidence; Preference; Trade Policy; Information; Trade; Policy; Attitudes
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  • February 2014
  • Article

'Last-place Aversion': Evidence and Redistributive Implications

By: Ilyana Kuziemko, Ryan W. Buell, Taly Reich and Michael Norton
We present evidence from laboratory experiments showing that individuals are "last-place averse." Participants choose gambles with the potential to move them out of last place that they reject when randomly placed in other parts of the distribution. In... View Details
Keywords: Income; Rank and Position; Attitudes
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  • 2015
  • Working Paper

Crowdfunding as 'Donations': Theory & Evidence

By: Kevin J. Boudreau, Lars Bo Jeppesen, Toke Reichstein and Francesco Rullani
For a wide class of crowdfunding approaches, we argue that the reward structure (for funders) is closer to that of charitable donations to public goods than it is to traditional entrepreneurial finance. Many features of the design of crowdfunding platforms can... View Details
Keywords: Crowdfunding Platforms; Entrepreneurial Finance; Free-riding; Voluntary Contributions To Public Goods; Online Technology; Entrepreneurship; Social and Collaborative Networks; Finance; Philanthropy and Charitable Giving
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  • February 2024
  • Article

Fifty Shades of QE: Robust Evidence

By: Brian Fabo, Marina Jančoková, Elisabeth Kempf and Ľuboš Pástor
Fabo et al. (2021) show that papers written by central bank researchers find quantitative easing (QE) to be more effective than papers written by academics. Weale and Wieladek (2022) show that a subset of these results lose statistical significance when OLS regressions... View Details
Keywords: Quantitative Easing; Research; Mathematical Methods; Perception; Banks and Banking; Body of Literature
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    Patent Trolls: Evidence and Proposed Solutions

     

    The Growing Problem of Patent Trolling • SCIENCE • VIDEO

    View Details

    • 2022
    • Working Paper

    Consumer Reviews and Regulation: Evidence from NYC Restaurants

    By: Chiara Farronato and Georgios Zervas
    We investigate the informativeness of hygiene signals in online reviews, and their effect on consumer choice and restaurant hygiene. We first extract signals of hygiene from Yelp. Among all dimensions that regulators monitor through mandated restaurant inspections, we... View Details
    Keywords: Restaurants; Reviews; Hygiene; Yelp; Regulation; Food; Governing Rules, Regulations, and Reforms; Consumer Behavior
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    • May 2023
    • Article

    Gentrification and Retail Churn: Theory and Evidence

    By: Edward L. Glaeser, Michael Luca and Erica Moszkowski
    How does gentrification transform neighborhood retail amenities? This paper presents a model in which gentrification harms incumbent residents by increasing rental costs and by eliminating distinctive local stores. While rising rents can be offset with targeted... View Details
    Keywords: Gentrification; Neighborhoods; Impact; Local Range; Transition; Civil Society or Community; Welfare; Economic Growth
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    • May 2010
    • Article

    Elections and Discretionary Accruals: Evidence from 2004

    By: Karthik Ramanna and Sugata Roychowdhury
    We examine the accrual choices of outsourcing firms with links to U.S. congressional candidates during the 2004 elections, when corporate outsourcing was a major campaign issue. We find that politically connected firms with more extensive outsourcing activities have... View Details
    Keywords: Political Economy; Accounting Information; Accruals Management; Campaign Contributions; Discretionary Accruals; Election Outcomes; Political Currency; Political Process; Social Issues; Political Elections; Job Cuts and Outsourcing; Motivation and Incentives; Earnings Management; Welfare; United States
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    • November 2018
    • Article

    Global Evidence on Economic Preferences

    By: Armin Falk, Anke Becker, Thomas Dohmen, Benjamin Enke, David Huffman and Uwe Sunde
    This article studies the global variation in economic preferences. For this purpose, we present the Global Preference Survey (GPS), an experimentally validated survey data set of time preference, risk preference, positive and negative reciprocity, altruism, and trust... View Details
    Keywords: Economic Preferences; Economics; Behavior; Surveys; Analytics and Data Science; Global Range
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    • 26 Apr 2017
    • Working Paper Summaries

    Is the SEC Captured? Evidence from Comment-Letter Reviews

    Keywords: by Jonas Heese, Mozaffar Khan, and Karthik Ramanna
    • 2023
    • Working Paper

    Market Exclusivity and Innovation: Evidence From Antibiotics

    By: Edward Kong and Olivia Zhao
    The US incentivizes drug innovation via patents as well as market exclusivity periods awarded by the US Food and Drug Administration. We estimate the causal effects of extending market exclusivity for an important drug class: antibiotics. Using a... View Details
    Keywords: Health Testing and Trials; Innovation and Invention; Motivation and Incentives; Government Administration; Government Legislation; Pharmaceutical Industry; United States
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    • 2008
    • Preface

    New Evidence on Cluster Organizations

    By: Christian H.M. Ketels
    Keywords: Industry Clusters
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    • January 2007
    • Article

    Post-Siliconix Freeze-Outs: Theory and Evidence

    By: Guhan Subramanian
    Keywords: Markets; Theory
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    • May 2014
    • Article

    Representative Evidence on Lying Costs

    By: Johannes Abeler, Anke Becker and Armin Falk
    A central assumption in economics is that people misreport their private information if this is to their material benefit. Several recent models depart from this assumption and posit that some people do not lie or at least do not lie maximally. These models invoke many... View Details
    Keywords: Private Information; Lying Costs; Tax Morale; Representative Experiment; Information; Microeconomics; Taxation; Behavior
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