On the Competitive Ratio of Online Sampling Auctions

Author:

Koutsoupias Elias1,Pierrakos George2

Affiliation:

1. University of Athens

2. University of California, Berkeley

Abstract

We study online profit-maximizing auctions for digital goods with adversarial bid selection and uniformly random arrivals; in this sense, our model lies at the intersection of prior-free mechanism design and secretary problems. Our goal is to design auctions that are constant competitive with F (2) . We give a generic reduction that transforms any offline auction to an online one with only a loss of a factor of 2 in the competitive ratio. We also present some natural auctions, both randomized and deterministic, and study their competitive ratio. Our analysis reveals some interesting connections of one of these auctions with RSOP.

Funder

Seventh Framework Programme

Division of Computing and Communication Foundations

ESF-NSRF research program Thales

Google

Publisher

Association for Computing Machinery (ACM)

Subject

Computational Mathematics,Marketing,Economics and Econometrics,Statistics and Probability,Computer Science (miscellaneous)

Cited by 3 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Tight revenue gaps among simple and optimal mechanisms;ACM SIGecom Exchanges;2020-01-28

2. Competitive Analysis via Benchmark Decomposition;Proceedings of the Sixteenth ACM Conference on Economics and Computation;2015-06-15

3. Solving Multi-choice Secretary Problem in Parallel: An Optimal Observation-Selection Protocol;Algorithms and Computation;2014

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