Publications

December 2021
Article

Trade Policy Uncertainty and Stock Returns

By: Marcelo Bianconi, Federico Esposito and Marco Sammon

A recent literature has documented large real effects of trade policy uncertainty (TPU) on trade, employment, and investment, but there is little evidence that investors are compensated for bearing such risk. To quantify the risk premium associated with TPU, we exploit... View Details

Keywords: Trade Policy; Uncertainty; Stock Returns; Risk Premium; Tariff Rates; Portfolio Analysis; Trade; Policy; Risk and Uncertainty; Stocks; Investment Return

SSRN

November 2021
Article

A Salient Sugar Tax Decreases Sugary Drink Buying

By: Grant E. Donnelly, Paige Guge, Ryan Howell and Leslie John

Many governments have introduced sugary drink excise taxes to reduce purchasing and consumption of such drinks; however, they do not typically stipulate how such taxes should be communicated at point-of-purchase. Historical, field, and experimental data entailing over... View Details

Keywords: Decision-making; Open Data; Open Materials; Preregistered; Health; Policy; Taxation; Consumer Behavior; Decision Making

November 2021
Article

Ratings, Reviews, and the Marketing of New Products

By: Itay P. Fainmesser, Dominique Olié Lauga and Elie Ofek

We study how user-generated content (UGC) about new products impacts a firm's advertising and pricing decisions and the effect on profits and market dynamics. We construct a two-period model where consumers value quality and are heterogeneous in their taste for the new... View Details

Keywords: Online Reviews; Product Ratings; Social Networks; Word Of Mouth; Pricing; User-generated Content; Advertising; Product Marketing; Price; Consumer Behavior; Product Positioning; Social Media

October 2021 (Revised March 2022)
Supplement

PittaRosso: Artificial Intelligence-Driven Pricing and Promotion

By: Ayelet Israeli and Fabrizio Fantini

PittaRosso, a traditional Italian shoe retailer, is implementing an AI system to provide pricing and promotion recommendations. The system allows them to implement changes that would affect both the top of funnel and bottom of funnel activities for the company: once... View Details

Purchase

October 2021 (Revised June 2022)
Case

PittaRosso: Artificial Intelligence-Driven Pricing and Promotion

By: Ayelet Israeli

Educators

Purchase

September–October 2021
Article

Frontiers: Can an AI Algorithm Mitigate Racial Economic Inequality? An Analysis in the Context of Airbnb

By: Shunyuan Zhang, Nitin Mehta, Param Singh and Kannan Srinivasan

We study the effect of Airbnb’s smart-pricing algorithm on the racial disparity in the daily revenue earned by Airbnb hosts. Our empirical strategy exploits Airbnb’s introduction of the algorithm and its voluntary adoption by hosts as a quasi-natural experiment. Among... View Details

Keywords: Smart Pricing; Pricing Algorithm; Machine Bias; Discrimination; Racial Disparity; Social Inequality; Airbnb Revenue; Revenue; Race; Equality and Inequality; Prejudice and Bias; Price; Mathematical Methods; Accommodations Industry

SSRN

Article

Large Banks and Small Firm Lending

By: Vitaly Bord, Victoria Ivashina and Ryan D. Taliaferro

We examine the long-lasting effects of the 2007 real estate price collapse on small business credit supply. Banks affected by the decline in real estate prices systematically contracted their credit to small firms. At the same time, regional and local banks, many of... View Details

Keywords: Small Firms; Credit Supply; Banking Competition; Small Business; Credit; Financial Crisis; Banks and Banking; Competition

Article

Regulating Hospital Prices Based on Market Concentration Is Likely to Leave High-Price Hospitals Unaffected

By: Maximilian J. Pany, Michael E. Chernew and Leemore S. Dafny

Concern about high hospital prices for commercially insured patients has motivated several proposals to regulate these prices. Such proposals often limit regulations to highly concentrated hospital markets. Using a large sample of 2017 US commercial insurance claims,... View Details

Keywords: Health Care Providers; Hospitals; Insurance Market Regulation; Price Regulation; Markets; Health Care and Treatment; Cost; Quality; Insurance; Price; Governing Rules, Regulations, and Reforms

2025
Working Paper

How Do Households Suppress the Price of Tail Risk?

By: Laurent Calvet, Claire Célérier, Gordon Liao and Boris Vallée

This paper investigates the effects of the issuance of retail products with non-linear payoffs on option prices. For a given underlying asset, when the outstanding volume of products embedding a short-put position increases, implied volatility at the corresponding... View Details

Keywords: Security Design; Dividend; Options; Structured Products; Market Segmentation; Financial Instruments; Design; Volatility; Markets; Segmentation

July 2021
Article

Outsourcing Tasks Online: Matching Supply and Demand on Peer-to-Peer Internet Platforms

By: Zoë Cullen and Chiara Farronato

We study the growth of online peer-to-peer markets. Using data from TaskRabbit, an expanding marketplace for domestic tasks at the time of our study, we show that growth varies considerably across cities. To disentangle the potential drivers of growth, we look... View Details

Keywords: Two-sided Market; Two-sided Platforms; Peer-to-peer Markets; Platform Strategy; Sharing Economy; Platform Growth; Internet and the Web; Digital Platforms; Strategy; Market Design; Network Effects

May–June 2021
Article

Eliminate Strategic Overload

By: Felix Oberholzer-Gee

As companies respond to intensifying competitive pressures and challenges, they ask more and more of their employees. But organizations often have very little to show for the efforts of their talented and engaged workers. By selecting fewer initiatives with greater... View Details

Keywords: Strategic Initiatives; Value-based Strategy; Organizational Effectiveness; Strategy; Value Creation

April 22, 2021
Article

Shareholders Are Pressing for Climate Risk Disclosures. That's Good for Everyone

By: Caroline Flammer, Michael W. Toffel and Kala Viswanathan

Does shareholder activism induce firms to voluntarily disclose climate change risks? And how do markets respond to these disclosures? New research finds that the extent of climate-risk disclosure increases by approximately 4.6% for each environment-related proposal... View Details

Keywords: Reporting; Transparency; Activism; Shareholder Activism; Shareholder Engagement; Climate Change; Corporate Disclosure; Investment Activism; Business and Shareholder Relations

2021
Working Paper

Diagnosing Quality: Learning, Amenities, and the Demand for Health Care

By: Achyuta Adhvaryu, Emilio Gutierrez, Anant Nyshadham and Jorge Tamayo

We study the role of amenities in increasing demand for underutilized healthcare services. We evaluate the offer of a high-amenity diagnostic consultation for cataracts with a randomized price and find that a lower price for the high-amenity consultation increases... View Details

Keywords: Health Care Demand; Amenities; Health Care Quality; Cataracts; Surgery; Health Care and Treatment; Demand and Consumers; Quality; Learning; Mexico