Publications

February 2021
Article

Trust and Disintermediation: Evidence from an Online Freelance Marketplace

By: Grace Gu and Feng Zhu

As an intermediary improves trust between the two sides of its market to facilitate matching and transactions, it faces an increased risk of disintermediation: with sufficient trust, the two sides may circumvent the intermediary to avoid the intermediary’s fees. In... View Details

Keywords: Disintermediation; Intermediaries; Online Marketplace; Platform Strategy; Trust; Marketplace Matching; Digital Platforms

June 2014 (Revised November 2014)
Case

Investing in Online Marketplaces

By: Andrei Hagiu and Hermes Alvarez

Simon Rothman had recently been promoted from executive-in-residence to Partner at esteemed venture capital firm Greylock Partners and placed in charge of managing a $100 million early-stage fund commitment dedicated to online marketplaces. In Greylock's view, 2014 was... View Details

Keywords: Business Models; Competitive Advantage; Entrepreneurship; Internet; Investments; Networks; Technology; Venture Capital

February 2019 (Revised June 2019)
Case

Where to Grow Next at Online Marketplace OLX

By: Thales Teixeira, Leandro A. Guissoni and Samy Dana

The CEO of OLX Brazil, an online classifieds platform business, is debating among multiple paths to grow sustainably (i.e., profitably) without the need for investor money. The options under consideration are (1) penetration growth by focusing on the core, (2) new... View Details

Keywords: Online Marketplace; Growth; Customer Acquisition; Facebook; Two-sided Network; E-commerce; Classifieds; Naspers; Schibsted; Innovation; Startup; Digital Platforms; Internet and the Web; Growth and Development Strategy; Business Model; Innovation and Invention; Business Startups; Decision Choices and Conditions; Brazil

20 Jan 2014
News

Online marketplaces may encourage bias

November 2015 (Revised April 2018)
Case

Flipkart (A): Transitioning to a Marketplace Model

By: Das Narayandas, Sunil Gupta and Rachna Tahilyani

In 2015, Sachin and Binny Bansal, co-founders of India’s largest e-commerce company, are wondering if it is time to move from a hybrid model to a full marketplace. While Amazon runs a hybrid model, Alibaba operates a marketplace. In addition, Flipkart has been losing... View Details

Keywords: Marketplaces; Online Retail; Digital Platforms; Internet and the Web; Business Model; Growth and Development Strategy; Emerging Markets; E-commerce; Retail Industry; India

September 2014
Teaching Note

Investing in Online Marketplaces

By: Andrei Hagiu and Hermes Alvarez

Winter 2019
Article

From the Digital to the Physical: Federal Limitations on Regulating Online Marketplaces

By: Benjamin Edelman and Abbey Stemler

Online marketplaces have transformed how we shop, travel, and interact with the world. Yet, their unique innovations also present a panoply of challenges for communities and states. Surprisingly, federal laws are chief among those challenges despite the fact that... View Details

Keywords: Marketplaces; Peer To Peer; Sharing Economy; Decentralized; Regulation; Preemption; Markets; Internet; Government Legislation; Laws and Statutes; United States

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November, 2016
Article

Fixing Discrimination in Online Marketplaces

By: Ray Fisman and Michael Luca

Online marketplaces such as eBay, Uber, and Airbnb have the potential to reduce racial, gender, and other forms of bias that affect the off-line world. And in the early days of Internet commerce, the relative anonymity of transactions did make it harder for... View Details

Keywords: Prejudice and Bias; Digital Platforms; Internet and the Web; Race; Gender

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In the late 1980s, law professors Ian Ayres and Peter Siegelman set out to learn whether blacks and women got the same deals as white men when buying a new car. They trained 38 people—some white and some black, some male and some female—to negotiate a purchase using a... View Details

May 24, 2021
Article

What Makes an Online Marketplace Disruptive?

By: Clifford Maxwell and Scott Duke Kominers

Platforms like Airbnb, eBay, and Angie’s List have changed how markets work. But while many are innovative and make life easier for consumers, which are truly disruptive? Hewing to Clay Christensen’s theory of disruption, platforms—which operate as online... View Details

Keywords: Digital Platforms; Disruption; Framework

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June 2010
Article

The Pathologies of Online Display Advertising Marketplaces

By: Benjamin Edelman

Display advertising marketplaces place "banner" ads on all manner of popular sites. While these services are widely used, they suffer significant challenges, including weak user response and low accountability for both advertisers and web site publishers. I survey a... View Details

Keywords: Misleading and Fraudulent Advertising; Online Advertising; Cost; Corporate Accountability; Information Publishing; Consumer Behavior; Relationships; Web Sites

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28 Jan 2014
News

HBS Working Paper Sparks Discussion About Discrimination in Online Marketplaces

2022
Working Paper

Algorithmic Assortment Curation: An Empirical Study of Buybox in Online Marketplaces

By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno

Most online sales worldwide take place in marketplaces that connect sellers and buyers. The presence of numerous third-party sellers leads to a proliferation of listings for each product, making it difficult for customers to choose between the available options. Online... View Details

Keywords: Algorithms; E-commerce; Sales; Digital Marketing; Internet and the Web; Customer Satisfaction

SSRN

July 7, 2022
Other Article

Are Online Prices Higher Because of Pricing Algorithms?

By: Zach Y. Brown and Alexander J. MacKay

This article reviews recent work examining pricing strategies of major online retailers and the potential effects of pricing algorithms. We describe how pricing algorithms can lead to higher prices in a number of ways, even if some characteristics of these algorithms... View Details

Keywords: Pricing Algorithms; Online Marketplace; Digital Strategy; Internet and the Web; Retail Industry

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25 May 2018
Working Paper Summaries

Trust and Disintermediation: Evidence from an Online Freelance Marketplace

Keywords: by Grace Gu and Feng Zhu; Service

October 2017 (Revised October 2022)
Case

Jumia Nigeria: from Retail to Marketplace (A)

By: Ramon Casadesus-Masanell and Namrata Arora

Founded in 2012, Jumia Nigeria, a startup effort by Germany-based Rocket Internet, aimed to become an African Amazon. The company entered the nascent market and immediately enjoyed an uptick in consumer spending fueled by the strength of Nigeria’s oil-based economy. By... View Details

Keywords: Retail; Marketplace; Inventory; Ecommerce; Funding; Business Ecosystem; Business Ecosystems; Competition; Business Model; Globalization; Emerging Markets; Expansion; Logistics; Competitive Strategy; E-commerce; Retail Industry; India; Nigeria; Africa

05 Jul 2016
News

AmEx Challenges Square, On Deck With Online Loan Marketplace

January 2018 (Revised March 2019)
Teaching Note

Jumia Nigeria: from Retail to Marketplace (A) and (B)

By: Ramon Casadesus-Masanell and Karen Elterman

Founded in 2012, Jumia Nigeria, a startup effort by Germany-based Rocket Internet, aimed to become an African Amazon. The company entered the nascent market and immediately enjoyed an uptick in consumer spending fueled by the strength of Nigeria’s oil-based economy. By... View Details

Keywords: Retail; Marketplace; Inventory; Ecommerce; Funding; Business Ecosystems; Competition; Business Model; Globalization; Emerging Markets; Expansion; Logistics; E-commerce; Retail Industry; India; Nigeria; Africa