Matches in SemOpenAlex for { <https://semopenalex.org/work/W3116023555> ?p ?o ?g. }
- W3116023555 abstract "We consider the problem of implementing a fixed social choice function between multiple players (which takes as input a type $t_i$ from each player $i$ and outputs an outcome $f(t_1,ldots, t_n)$), in which each player must be incentivized to follow the protocol. In particular, we study the communication requirements of a protocol which: (a) implements $f$, (b) implements $f$ and computes payments that make it ex-post incentive compatible (EPIC) to follow the protocol, and (c) implements $f$ and computes payments in a way that makes it dominant-strategy incentive compatible (DSIC) to follow the protocol. We show exponential separations between all three of these quantities, already for just two players. That is, we first construct an $f$ such that $f$ can be implemented in communication $c$, but any EPIC implementation of $f$ (with any choice of payments) requires communication $exp(c)$. This answers an open question of [FS09, BBS13]. Second, we construct an $f$ such that an EPIC protocol implements $f$ with communication $C$, but all DSIC implementations of $f$ require communication $exp(C)$." @default.
- W3116023555 created "2021-01-05" @default.
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- W3116023555 date "2020-12-29" @default.
- W3116023555 modified "2023-09-23" @default.
- W3116023555 title "Exponential Communication Separations between Notions of Selfishness" @default.
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- W3116023555 doi "https://doi.org/10.48550/arxiv.2012.14898" @default.
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