Publications

2024
Working Paper

The Value of Silence: The Effect of UMG’s Licensing Dispute with TikTok on Music Demand

By: Mengjie (Magie) Cheng, Elie Ofek and Hema Yoganarasimhan

Social media platforms like TikTok have transformed how music is discovered, consumed, and monetized. This study examines the implications of the dispute between TikTok and Universal Music Group (UMG), which resulted in UMG excluding its music from TikTok from... View Details

Keywords: Demand And Consumers; Monetization; Social Media; Revenue; Conflict and Resolution; Music Industry

April 2022
Article

Demand Interactions in Sharing Economies: Evidence from a Natural Experiment Involving Airbnb and Uber/Lyft

By: Shunyuan Zhang, Dokyun Lee, Param Singh and Tridas Mukhopadhyay

We examine whether and how ride-sharing services influence the demand for home-sharing services. Our identification strategy hinges on a natural experiment in which Uber/Lyft exited Austin, Texas, in May 2016 due to local regulation. Using a 12-month longitudinal... View Details

Keywords: Airbnb; Uber; Natural Experiment; Geographic Demand Dispersion; Sharing Economy; Transportation; Demand and Consumers; Geographic Scope

2019
Working Paper

The Comprehensive Effects of a Digital Paywall Sales Strategy

By: Doug J. Chung, Ho Kim and Reo Song

This paper explores the multiple and comprehensive effects of a digital paywall sales strategy, an increasingly common means of go-to-market for media firms. Specifically, we examine the effects of a digital paywall on a media firm’s two sources of income—subscription... View Details

Keywords: Digital Paywall; Demand Substitution; Spillover Effect; Synthetic Control; Sales; Strategy; Media; Newspapers; Publishing Industry

2011
Working Paper

The Flexible Substitution Logit: Uncovering Category Expansion and Share Impacts of Marketing Instruments

By: Qiang Liu, Thomas J. Steenburgh and Sachin Gupta

Different instruments are relevant for different marketing objectives (category demand expansion or market share stealing). To help brand managers make informed marketing mix decisions, it is essential that marketing mix models appropriately measure the different... View Details

Keywords: Decision Choices and Conditions; Forecasting and Prediction; Investment; Brands and Branding; Marketing Strategy; Demand and Consumers; Mathematical Methods

2007
Other Unpublished Work

Effects of Inventory on Demand for Rentals in the Home Video Market

By: Ioannis Ioannou, Julie Mortimer and Richard Mortimer

Retailer inventory decisions can greatly influence observed demand for a product by affecting, among other things, product availability (stock-outs) and product visibility in the store. These inventory decisions are affected by numerous factors including vertical... View Details

Keywords: Decisions; Demand and Consumers; Supply Chain Management; Competition; Contracts; Entertainment and Recreation Industry; United States

January 2021
Article

Chain Stability in Trading Networks

By: John William Hatfield, Scott Duke Kominers, Alexandru Nichifor, Michael Ostrovsky and Alexander Westkamp

We show that in general trading networks with bilateral contracts, a suitably adapted chain stability concept (Ostrovsky, 2008) is equivalent to stability (Hatfield and Kominers, 2012; Hatfield et al., 2013) if all agents' preferences are fully substitutable and... View Details

Keywords: Matching; Trading Networks; Chain Stability; Stability; Competitive Equilibria; Full Substitutability; Laws Of Aggregate Supply And Demand; Contracts; Market Design; Balance and Stability

May 2021
Article

Stability, Strategy-Proofness, and Cumulative Offer Mechanisms

By: John William Hatfield, Scott Duke Kominers and Alexander Westkamp

We consider the setting of many-to-one matching with contracts, where firms may demand multiple contracts, but each worker desires at most one contract. We introduce three novel conditions—observable substitutability, observable size monotonicity, and... View Details

Keywords: Matching With Contracts; Stability; Strategy-proofness; Substitutability; Size Monotonicity; Cumulative Offer Mechanism; Marketplace Matching; Balance and Stability

2015
Working Paper

Stability, Strategy-Proofness, and Cumulative Offer Mechanisms

By: John William Hatfield, Scott Duke Kominers and Alexander Westkamp

We consider the setting of many-to-one matching with contracts, where firms may demand multiple contracts but each worker desires at most one contract. We introduce three novel conditions—observable substitutability, observable size monotonicity,... View Details

Keywords: Matching With Contracts; Stability; Strategy-proofness; Substitutability; Size Monotonicity; Cumulative Offer Mechanism; Contracts; Market Design; Marketplace Matching; Balance and Stability

Article

Design of Search Engine Services: Channel Interdependence in Search Engine Results

By: Benjamin Edelman and Zhenyu Lai

The authors examine prominent placement of search engines' own services and effects on users' choices. Evaluating a natural experiment in which different results were shown to users who performed similar searches, they find that Google's prominent placement of its... View Details

Keywords: Search Engine; Organic Search; Sponsored Search Advertising; User Interface; Channel Substitution; Search Technology; Consumer Behavior; Online Advertising

2011
Working Paper

Cyclicality of Credit Supply: Firm Level Evidence

By: Bo Becker and Victoria Ivashina

Theory predicts that there is a close link between bank credit supply and the evolution of the business cycle. Yet fluctuations in bank-loan supply have been hard to quantify in the time-series. While loan issuance falls in recessions, it is not clear if this is due to... View Details

Keywords: Business Cycles; Borrowing and Debt; Credit; Banks and Banking; Bonds; Financial Markets; Financing and Loans; Banking Industry

March 2014
Article

Cyclicality of Credit Supply: Firm Level Evidence

By: Bo Becker and Victoria Ivashina

Theory predicts that there is a close link between bank credit supply and the evolution of the business cycle. Yet fluctuations in bank-loan supply have been hard to quantify in the time series. While loan issuance falls in recessions, it is not clear if this is due to... View Details

Keywords: Business Cycles; Borrowing and Debt; Credit; Banks and Banking; Bonds; Financial Markets; Financing and Loans; Banking Industry

17 Jun 2019
Working Paper Summaries

The Comprehensive Effects of a Digital Paywall Sales Strategy

Keywords: by Doug J. Chung, Ho Kim, and Reo Song; Media & Broadcasting

11 Dec 2012
News

Measuring Bank Credit Supply

2021
Working Paper

Competitive Two-Part Tariffs

By: Jorge Tamayo and Guofu Tan

We study competitive two-part tariffs in a model of asymmetric duopoly firms that offer (vertically and horizontally) differentiated products. We show that the sign of the markup for each product depends on the average expected demand among all customers as well as the... View Details

Keywords: Product Differentiation; Two-part Tariffs; Marginal-cost Pricing; Cross-subsidization; Competition; Price

30 Mar 2020
News

How to Get America Working Again

2023
Working Paper

Flow-Driven ESG Returns

By: Philippe van der Beck

I show that the recent returns to ESG investing are strongly driven by price impact from flows towards ESG funds. Using data on institutional trades, I estimate the market’s ability to accommodate the demand of ESG funds, which is given by the elasticity of... View Details

Keywords: Investment Funds; Corporate Social Responsibility and Impact; Financial Markets; Investment Return