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The paper tries to clarify the status of the market in Social Choice and Individual Values. It shows how Arrow at first intended to propose a third theorem of welfare economics (Feldman [1991]), which would show that the market achieves not only Pareto-optimality, but also equitable social...
Persistent link: https://www.econbiz.de/10010787025
conclusion that the corpus of impossibility theorems, which appears in the theory of social choice, could make a specific and …
Persistent link: https://www.econbiz.de/10010938619
academic freedom, the literature can now vindicate impossibility-resolved social choice theory in the venue of a marriage …
Persistent link: https://www.econbiz.de/10008503570
Economic policy depends not only on national elections but also on coalition bargaining strategies. In coalition government, minority parties bargain on policy and form a majority coalition, and select a Prime Minister from their mids. In Holland the latter is done conventionally with Plurality,...
Persistent link: https://www.econbiz.de/10008530713
All existing impossibility theorems on judgment aggregation over logically connected propositions have one of two … logical connections. An important open question is whether judgment aggregation faces any serious impossibilities without …: there exists no judgment aggregation rule satisfying universal domain, collective rationality, anonymity and a new condition …
Persistent link: https://www.econbiz.de/10005408407
Economic policy depends not only on national elections but also on coalition bargaining strategies. In coalition government, minority parties bargain on policy and form a majority coalition, and select a Prime Minister from their mids. In Holland the latter is done conventionally with Plurality,...
Persistent link: https://www.econbiz.de/10011112692
In the theory of judgment aggregation on connected propositions, an important question remains open: Which aggregation … rules are manipulable and which are strategy-proof? We define manipulability and strategy- proofness in judgment aggregation …, characterize all strategy-proof aggregation rules, and prove an impossibility theorem similar to the classic Gibbard …
Persistent link: https://www.econbiz.de/10005561002
The question addressed in this paper is the order of magnitude of the difference between the Borda rule and any given social choice function. In this paper, a simple measure of the difference between the Borda rule and any given social choice function is proposed. It is given by the ratio of the...
Persistent link: https://www.econbiz.de/10005776200
Persistent link: https://www.econbiz.de/10005443489
In the standard arrovian framework and under the assumption that individual preferences and social outcomes are linear orders on the set of alternatives, we study the rules which satisfy suitable symmetries and obey the majority principle. In particular, supposing that individuals and...
Persistent link: https://www.econbiz.de/10011262855