Recent PostsCTN Issue: December 2016 Thomas Hazlett & Michael Honig, The Price of Freedom: How to Charge for Spectrum as WiFi and Cellular Collide IEEE ComSoc Technology News (Dec. 2016) Al[...]Thomas Hazlett recently reviewed two new volumes on the Information Economy for the International Journal of Economics of Business. Both Martin Campbell-Kelly and Daniel D. Garcia-Swartz, [...]My new research shows that more Internet access funding doesn't help students. And almost all U.S. schools are already online. By Thomas Hazlett 08/23/16 09:27 AM EDT Even during[...]How an early telephone silencer took on AT&T. By Lauren Young via Atlas Obscura It's not unusual today to overhear strangers' intimate phone conversations while comm[...]
Defining the Relevant Product Market for the Google-DoubleClick Merger
Presentation to the Merger Analysis in High-Tech Markets Conference, 2008. Robert W. Hahn, Senior Visiting Fellow, Smith School, Oxford, Hal J. Singer, Criterion Economics (currently President, Empiris, LLC).
In 2007, U.S. advertisers were expected for the first time to spend more on online advertising than on radio advertising. Source: eMarketer. U.S. online advertising revenues in 2007: were roughtly $17 billion, an increase of 35 percent over 2005 revenues. Source: Interactive Advertising Bureau. The Inputs to an Online Ad: Suppliers of online advertising provide three primary inputs: (1) ad tools, (2) intermediation, and (3) publisher tools. Ad tools: software packages that allow advertisers to manage inventory and produce ads. Intermediation: matching advertisers (buyers) to publishers (sellers) in an advertising marketplace: publishers, publishers’ direct sales forces, “ad networks networks” (resell publisher ad space), “ad exchanges exchanges” (match advertisers and publishers).
GDE Error: Error retrieving file - if necessary turn off error checking (404:Not Found)