Publications

June 2023
Supplement

Clash of Two Giants Simulation Exercise

By: Feng Zhu and Marco Iansiti

Many markets are organized around platforms that connect consumers with complementary applications and services. These platforms are two-sided because both sides - consumers and those providing applications or services - need access to the same platform to interact. A... View Details

Keywords: Customer Acquisition; Platform Strategy; Technology Platform; Digital Platforms; Competitive Strategy; Network Effects

June 2023
Exercise

Clash of Two Giants Simulation Exercise Instructions

By: Feng Zhu and Marco Iansiti

Many markets are organized around platforms that connect consumers with complimentary applications and services. These platforms are two-sided because both sides - consumers and those providing applications or services - need access to the same platform to interact. A... View Details

Keywords: Platform Strategies; Technology Platform; Customer Acquisition; Network Effects; Digital Platforms; Marketplace Matching; Strategy

June 2023 (Revised October 2024)
Teaching Note

Clash of Two Giants Simulation Exercise Teaching Note

By: Feng Zhu

Teaching Note for HBS Case No. 623-092. Many markets are organized around platforms that connect consumers with complimentary applications and services. These platforms are two-sided because both sides—consumers and those providing applications or services—need access... View Details

Keywords: Platform Strategy; Customer Acquisition; Technology Platform; Competitive Strategy; Network Effects; Digital Platforms; Management Skills

February 2022
Teaching Note

AptDeco: Circular Economy Furniture Marketplace

By: Ayelet Israeli

Teaching Note for HBS Case No. 521-069. AptDeco, a used furniture marketplace, was growing rapidly in the tri-state area. The co-founders were confident that the business model, financial position, and unit economics positioned AptDeco for scaling in the massive $120... View Details

Keywords: E-Commerce Strategy; Mobile; Word-of-Mouth; Word Of Mouth; Word-of-mouth Marketing; Internet Marketing; Growth Strategy; Platform; Platforms; Two Sided Markets; Two-sided Market; Two-sided Marketplace; Two-Sided Markets; Two-sided Network; Black Entrepreneurs; Black Leadership; African Americans; African-American Protagonist; Circular; Peer-to-peer Markets; Furniture Industry; Growth Hacking; Monetization Strategy; Growth Management; Marketing Strategy; Entrepreneurship; Digital Platforms; Marketing Channels; Digital Marketing; Consumer Behavior; Acquisition; Retention; Growth and Development Strategy; Customer Focus and Relationships; Expansion; Brands and Branding; E-commerce; Retail Industry; Consumer Products Industry; Technology Industry; Web Services Industry; United States; North America; New York (city, NY); New York (state, US)

2021
Working Paper

Deep Learning for Two-Sided Matching

By: Sai Srivatsa Ravindranatha, Zhe Feng, Shira Li, Jonathan Ma, Scott Duke Kominers and David Parkes

We initiate the use of a multi-layer neural network to model two-sided matching and to explore the design space between strategy-proofness and stability. It is well known that both properties cannot be achieved simultaneously but the efficient frontier in this design... View Details

Keywords: Strategy-proofness; Deep Learning; Two-Sided Platforms; Marketplace Matching; Balance and Stability

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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

February 2021 (Revised March 2021)
Case

AptDeco: Circular Economy Furniture Marketplace

By: Ayelet Israeli and Jamie Merkrebs

AptDeco, a used furniture marketplace, was growing rapidly in the tri-state area. The co-founders were confident that the business model, financial position, and unit economics positioned AptDeco for scaling in the massive $120 billion furniture market, despite its... View Details

2021
Working Paper

Exclusive Dealing and Entry by Competing Two-Sided Platforms

By: Cristian Chica, Kenneth Chuk and Jorge Tamayo

We study competition between horizontally differentiated platforms offering exclusive and non-exclusive contracts to one side of the market (content providers). The introduction of non-exclusive contracts in addition to exclusive contracts softens the competition for... View Details

Keywords: Two-Sided Markets; Platform Price Competition; Network Externalities; Exclusive Contracts; Multi-homing; Digital Platforms; Price; Competition; Contracts

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January 2010 (Revised May 2012)
Case

TopCoder (A): Developing Software through Crowdsourcing

By: Karim R. Lakhani, David A. Garvin and Eric Lonstein

TopCoder's crowdsourcing-based business model, in which software is developed through online tournaments, is presented. The case highlights how TopCoder has created a unique two-sided innovation platform consisting of a global community of over 225,000 developers who... View Details

Keywords: Business Model; Innovation and Invention; Two-Sided Platforms; Motivation and Incentives; Social and Collaborative Networks; Competition; Software; Technology Industry

April 2009 (Revised November 2012)
Case

Sermo, Inc.

By: Thomas R. Eisenmann and Lars Peter Christian Nielsen

Sermo operates the leading online professional network for physicians in the United States. Doctors use Sermo free of charge to post surveys regarding diagnostic and treatment concerns and to discuss these concerns, as well as challenges with managing their practices.... View Details

Keywords: Entrepreneurship; Health Care and Treatment; Knowledge Sharing; Two-Sided Platforms; Conflict and Resolution; Social and Collaborative Networks; United States

2008
Working Paper

Platform Competition, Compatibility, and Social Efficiency

By: Ramon Casadesus-Masanell and Francisco Ruiz-Aliseda

Katz and Shapiro (1985) study systems compatibility in settings with one-sided plat- forms and direct network effects. We consider systems compatibility in settings with two-sided platforms and indirect network effects to develop an explanation why markets with... View Details

Keywords: Network Effects; One-Sided Platforms; Two-Sided Platforms; Competition