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Search Advertising/ Sponsored Links
Google AdWords and other similar systems
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Used to be called “sponsored links”. Consumer groups complained that it was too opaque. Now typically called “ads”.
Organic or algorithmic search results
Not a fixed number, varies w/ search term 2
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Ads
Ads
Bing does the same thing.
3© Microsoft. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
Most Expensive Keywords
Kim, Larry. "How Does Google Make Money? TheMost Expensive Keywords in AdWords." WordStream. July 18, 2011.
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No ads. Most people searching for “Hatch Shell” are not interested in ads.
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© Google. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
Bing has ads
Organic search results look good though. So it doesn’t do quality-weighing as well.
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© Microsoft. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
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© Microsoft. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
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© Google. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
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© Google. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
© Amazon. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
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© Google. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/. 13
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© Google. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
© Amazon. All rights reserved. This content is excluded from our Creative Commonslicense. For more information, see http://ocw.mit.edu/help/faq-fair-use/.
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MIT OpenCourseWarehttp://ocw.mit.edu
14.27 Economics and E-CommerceFall 2014
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