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[url=http://www.wholesale7.net/goods.php?id=67268&u=84038][img]http://www.wholesale7.net/images/201301/goods_img/67268_G_1357640358030.j...
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<script src="http://www.wholesale7.net/affiliate.php?charset=utf-8&gid=67268&u=84038&type=3"...
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Notable Features of the Market for Internet Advertising
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A combination of features makes the market for Internet advertising unique. First, bids can be changed at any time. An advertiser’s bid for ...
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