Simultaneous Ad Auctions

被引:8
作者
Ashlagi, Itai [1 ]
Monderer, Dov [2 ]
Tennenholtz, Moshe [2 ,3 ]
机构
[1] MIT, Alfred P Sloan Sch Management, Cambridge, MA 02139 USA
[2] Technion Israel Inst Technol, Fac Ind Engn & Management, IL-32000 Haifa, Israel
[3] Microsoft Israel R&D Ctr, Herzliyya, Israel
关键词
ad auctions; competition; revenue; equilibrium; COMPETITION;
D O I
10.1287/moor.1100.0475
中图分类号
C93 [管理学]; O22 [运筹学];
学科分类号
070105 ; 12 ; 1201 ; 1202 ; 120202 ;
摘要
We consider a model with two simultaneous VCG ad auctions A and B where each advertiser chooses to participate in a single ad auction. We prove the existence and uniqueness of a symmetric equilibrium in that model. Moreover, when the click rates in A are pointwise higher than those in B, we prove that the expected revenue in A is greater than the expected revenue in B in this equilibrium. In contrast, we show that this revenue ranking does not hold when advertisers can participate in both auctions.
引用
收藏
页码:1 / 13
页数:13
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