We know since the works of Gehrlein and Fishburn (1980, 1981), Fishburn (1981) and Saari (1987, 1988, 1990) that, the collective rankings of scoring rules are not stable when some alternatives are dropped from the set of alternatives. However, in the literature, attention has been mainly devoted...

In this paper, the authors analyze the behavior of local governments on capital taxation when the financial choices in terms of a public good quality are done by a central planner. More specifically, they ask the question whether a local government has an interest to tax the mobile factor in...

An adaptation of the Kemeny rule (Kemeny 1959) was proposed by Ratliff (2003) for committees elections. A Committee is a fixed-size subset of candidates. Ratliff (2003) showed that the elected committee under the rule he proposed is not always made of the top candidates of the Kemeny ranking. We...

The Increasing Committee Size Paradox is a voting inconsistency that occurs under voting systems where voters cast exactly k votes when there are k seats to fill. This paradox occurs when, given an elected committee of size k, one of its member could not be elected if we were to elect a...