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weak orderings¡±. We characterize a family of ¡°plurality-like¡± rules based on strategy-proofness, restricted efficiency … indifference. We also characterize a wide spectrum of rules dropping anonymity or restricted efficiency. …, anonymity, and two weak axioms pertaining to the variable agenda feature of our model, called dummy independence and division …
Persistent link: https://www.econbiz.de/10005115536
We consider the problem of allocating infinitely divisible commodities among a group of agents. Especially, we focus on the case where there are several commodities to be allocated, and agents have continuous, strictly convex, and separable preferences. In this paper, we establish that the...
Persistent link: https://www.econbiz.de/10010332300
In a voting model where the set of feasible alternatives is a subset of a product set $A = A_1\times\cdots\ldots{}A_m$ of $m$ finite categories, we characterize the set of all strategy-proof social choice functions for three different types of preference domains over $A$, namely for the domains...
Persistent link: https://www.econbiz.de/10011599473
In a voting model where the set of feasible alternatives is a subset of a product set $A = A_1\times\cdots\ldots{}A_m$ of $m$ finite categories, we characterize the set of all strategy-proof social choice functions for three different types of preference domains over $A$, namely for the domains...
Persistent link: https://www.econbiz.de/10011689054
In a voting model where the set of feasible alternatives is a subset of a product set $A = A_1\times\cdots\ldots{}A_m$ of $m$ finite categories, we characterize the set of all strategy-proof social choice functions for three different types of preference domains over $A$, namely for the domains...
Persistent link: https://www.econbiz.de/10009277145
We study a generalization of Shapley-Scarf's (1974) economy in which multiple types of indivisible goods are traded. We show that many of the distinctive results from the Shapley-Scarf economy do not carry over to this model, even if agents' preferences are strict and can be represented by...
Persistent link: https://www.econbiz.de/10005074065
A social choice function is group strategy-proof on a domain if no group of agents can manipulate its final outcome to their own benefit by declaring false preferences on that domain. Group strategy-proofness is a very attractive requirement of incentive compatibility. But in many cases it is...
Persistent link: https://www.econbiz.de/10005168498
, at the limit, ex-ante efficiency can be achieved. In a voting situation this implies that the agents` intensity of … implementable mechanisms and show that ex-ante efficiency can never be achieved. We then proceed to relax the efficiency requirement …
Persistent link: https://www.econbiz.de/10005051104
A social choice function is group strategy-proof on a domain if no group of agents can manipulate its final outcome to their own benefit by declaring false preferences on that domain. Group strategy-proofness is a very attractive requirement of incentive compatibility. But in many cases it is...
Persistent link: https://www.econbiz.de/10010773123
Persistent link: https://www.econbiz.de/10011619018