Archive for April, 2007

Information Cascades on Digg.com

http://www.shmula.com/197/digg-as-a-game
This article discusses how Digg is similar to something called the “Urn Game”. This “game” quite simply shows the ideas of information cascades. In short, there are two identical urns, W (filled with mostly x-colored balls and some y-colored balls) and Z (filled with mostly y-colored balls and some x-colored). Everyone takes […]

Posted in Topics: Education

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Network Effects, Information Cascades, and the Primary

Recently we’ve been talking about information cascades, and lately network effects, mostly in the context of tangible consumer goods and services. A more intangible example of both of these phenomena is going on right now, across the country. Although the first primary is more than eight months away, fund-raising has already started. This article in […]

Posted in Topics: General, social studies

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Google’s New TV Advertising System

http://adage.com/digital/article?article_id=115896
http://business.timesonline.co.uk/tol/business/industry_sectors/media/article1604806.ece
http://www.businessweek.com/technology/content/apr2007/tc20070404_033516.htm?chan=technology_technology+index+page
In class we talked about Google’s methods of selling their ads. Google sells ads based on the keywords users use to find content they’re interested in using their search engine. Using this method, Google is able to provide the most pertinent ads to the correct group of audience, hence facilitating a larger percent in click […]

Posted in Topics: Education

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Network Externalities in Microsoft Antitrust Suit

Is Microsoft a Monopolist?
This article concerning the late ’90’s Antitrust suit filed against Microsoft is essentially a summary of the various arguments that were made.  A portion of the article discusses the issue that some of Microsoft’s early adoption practices were percieved as monopolistic, especially pertaining to the inclusion of the Internet explorer web browser […]

Posted in Topics: Education

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Value and Growth of Networked Information: Aggregation, Search in a Semantic Web, and HCI on Graphs

As pointed out by beefcake [link], finding relevant content often limits users on the internet more than lack of content. Of course, companies like Google have profited greatly from search: utilizing the link structure of the internet to help users navigate. Indeed, web growth these days is very much dependent on the aggregation, […]

Posted in Topics: General, Mathematics, Technology

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Facebook Rode Network Effects to the Top

Why are a handful of social networking sites so successful while most attract far fewer users? Right now, MySpace and Facebook are strongly in control of the online social networking market, while all other networking sites attract less total traffic combined. According to Hitwise, MySpace has about 81% of the social network traffic […]

Posted in Topics: Education

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Digg.com as a game and manipulations of information cascades

Digg.com
“Digg is a community-based popularity website with an emphasis on technology and science articles, recently expanding to a broader range of categories such as politics and entertainment. It combines social bookmarking, blogging, and syndication with a form of non-hierarchical, democratic editorial control.
News stories and websites are submitted by users, and then promoted to the front […]

Posted in Topics: Education

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Ad Exchange

NY Times Article
DoubleClick plans to announce they will set up a NASDAQ-like exchange for the buying and selling of digital ads.  Currently this company serves both buyers and sellers of digital ads, monitoring things such as number of clicks on a particular ad and working out marketing strategies.  This new type of exchange for buyers […]

Posted in Topics: Education

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Evolution of Web Advertising

Web advertising today is a vast network of pop-up ads, ads that play music and sound tracks, ads that swim across the screen, and infinitely other in your face advertising techniques used by advertisers. This article studies the different forms of Web advertising in use today, as well as the economics that are driving […]

Posted in Topics: Education

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Search Engine Optimization a Burden?

SEO Tips
With the growing popularity of online search engines, especially Google, more and more web developers have grown to realize the importance of Search Engine Optimization (SEO).  More and more people become aware of what kind of procedures search engines rank pages, and this motivates these people to optimize their web page in terms of […]

Posted in Topics: Education

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