Empirical Mechanism Design: Methods, with Application to a Supply-chain Scenario

Y Vorobeychik, C Kiekintveld, and MP Wellman

In Seventh ACM Conference on Electronic Commerce, pages 306–315, June 2006.

Copyright (c) 2006, ACM. This is the author's version of the work. It is posted here by permission of ACM for personal use, not for redistribution. The definitive version can be found here.

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Abstract

Our proposed methods employ learning and search techniques to estimate outcome features of interest as a function of mechanism parameter settings. We illustrate our approach with a design task from a supply-chain trading competition. Designers adopted several rule changes in order to deter particular procurement behavior, but the measures proved insufficient. Our empirical mechanism analysis models the relation between a key design parameter and outcomes, confirming the observed behavior and indicating that no reasonable parameter settings would have been likely to achieve the desired effect. More generally, we show that under certain conditions, the estimator of optimal mechanism parameter setting based on empirical data is consistent.