Publications

March 2014
Article

Search Diversion and Platform Competition

By: Andrei Hagiu and Bruno Jullien

Platforms use search diversion in order to trade off total consumer traffic for higher revenues derived by exposing consumers to unsolicited products (e.g., advertising). We show that competition between platforms leads to lower equilibrium levels of search diversion... View Details

Keywords: Market Intermediation; Search; Two-Sided Markets; Platform Design; Platform Competition; Competition; Two-Sided Platforms

Fast Answer

Web traffic statistics

by Industry , and select the categories for Internet and Online Services and Media . Use a web search engine to search for [website name] and traffic statistics. View Details

2016
Working Paper

The Search for Peer Firms: When Do Crowds Provide Wisdom?

By: Charles M.C. Lee, Paul Ma and Charles C.Y. Wang

In knowledge-based economies, many business enterprises defy traditional industry boundaries. In this study, we evaluate six "big data" approaches to peer firm identifications and show that some, but not all, "wisdom-of-crowd" techniques perform exceptionally well. We... View Details

Keywords: Peer Firm; EDGAR Co-search; Analyst Co-coverage; Wisdom Of Crowds; Performance Benchmarking; Crowd Of Crowds; Internet and the Web; Accounting

29 Apr 2013
Working Paper Summaries

Exclusive Preferential Placement as Search Diversion: Evidence from Flight Search

Keywords: by Benjamin G. Edelman & Zhenyu Lai; Publishing; Technology

04 Feb 2019
News

Award-winning paper uses EDGAR IP data to track correlation to portfolio

October 2020
Article

IQ from IP: Simplifying Search in Portfolio Choice

By: Huaizhi Chen, Lauren Cohen, Umit Gurun, Dong Lou and Christopher J. Malloy

Using a novel database that tracks web traffic on the SEC’s EDGAR servers between 2004 and 2015, we show that mutual fund managers gather information on a very particular subset of firms and insiders, and their surveillance is very persistent over time. This tracking... View Details

Keywords: Tracked Trades; Return Predictability; Institutional Trading; Insider Trading; Institutional Investing; Information; Investment Portfolio; Decisions; Management

Article

Why Do Intermediaries Divert Search?

By: Andrei Hagiu and Bruno Jullien

We analyze the incentives to divert search for an information intermediary who enables buyers (consumers) to search affiliated sellers (stores). We identify two original motives for diverting search (i.e., inducing consumers to search more than they would like): 1)... View Details

Keywords: Market Intermediation; Search; Two-Sided Markets; Platform Design; Demand and Consumers; Motivation and Incentives; Internet and the Web; Digital Platforms; Distribution Channels; Business Strategy; Retail Industry

2013
Other Unpublished Work

Comments on Commitments in AT.39740 — Google

By: Benjamin Edelman and Zhenyu Lai

We evaluate Google's proposed Commitments in light of our research on the effects of Google Flight Search on traffic to competing online travel agencies. View Details

Keywords: Competition; Regulation; Google; Bias; Law; Internet; Search Technology; Technology Networks; European Union

2007
Working Paper

Why Do Intermediaries Divert Search?

By: Andrei Hagiu and Bruno Jullien

We analyze the incentives to divert search for an information intermediary who enables buyers (consumers) to search affiliated sellers (stores). We identify two original motives for diverting search (i.e. inducing consumers to search more than they would like): i)... View Details

Keywords: Demand and Consumers; Motivation and Incentives; Internet and the Web; Digital Platforms; Distribution Channels; Business Strategy; Retail Industry

02 May 2013
HBS Seminar

Thales Teixeira, Harvard Business School

Article

Product Quality and Entering Through Tying: Experimental Evidence

By: Hyunjin Kim and Michael Luca

Dominant platform businesses often develop products in adjacent markets to complement their core business. One common approach used to gain traction in these adjacent markets has been to pursue a tying strategy. For example, Microsoft pre-installed Internet Explorer... View Details

Keywords: Tying; Platform Strategy; Google; Product; Quality; Digital Platforms; Strategy; Market Entry and Exit

Purchase

2018
Working Paper

Product Quality and Entering Through Tying: Experimental Evidence

Dominant platform businesses often develop products in adjacent markets to complement their core business. One common approach used to gain traction in these adjacent markets has been to pursue a tying strategy. For example, Microsoft pre-installed Internet Explorer... View Details

Keywords: Market Entry and Exit; Digital Platforms; Competitive Strategy; Product Marketing; Quality