Freixas Josep

Josep Freixas

Information about the author Josep Freixas will soon be added to the site.
Found 17 papers in total
Power in voting rules with abstention: an axiomatization of a two components power index
Power in voting rules with abstention: an axiomatization of a two components power index
2016
In order to study voting situations when voters can also abstain and the output is...
An axiomatic characterization of the potential decisiveness index
An axiomatic characterization of the potential decisiveness index
2015
Let us consider that somebody is extremely interested in increasing the probability of...
Voting games with abstention: Linking completeness and weightedness
Voting games with abstention: Linking completeness and weightedness
2014
We study voting systems in democratic institutions in which abstention is allowed....
The golden number and Fibonacci sequences in the design of voting structures
The golden number and Fibonacci sequences in the design of voting structures
2013
Some distinguished types of voters, as vetoes, passers or nulls, as well as some...
On the complexity of problems on simple games
On the complexity of problems on simple games
2011
Simple games cover voting systems in which a single alternative, such as a bill or an...
Complete voting systems with two classes of voters: weightedness and counting
Complete voting systems with two classes of voters: weightedness and counting
2012
We investigate voting systems with two classes of voters, for which there is a...
A note on decisive symmetric games
A note on decisive symmetric games
2011
Binary voting systems, usually represented by simple games, constitute a main DSS...
On ordinal equivalence of the Shapley and Banzhaf values for cooperative games
On ordinal equivalence of the Shapley and Banzhaf values for cooperative games
2010
In this paper I consider the ordinal equivalence of the Shapley and Banzhaf values for...
The influence of the node criticality relation on some measures of component importance
The influence of the node criticality relation on some measures of component importance
2008
For different reliability importance measures we prove that the criticality relation...
A minimum dimensional class of simple games
A minimum dimensional class of simple games
2009
This paper provides several extensions of the notion of dimension of a simple game and...
On the existence of a minimum integer representation for weighted voting systems
On the existence of a minimum integer representation for weighted voting systems
2009
A basic problem in the theory of simple games and other fields is to study whether a...
Banzhaf measures for games with several levels of approval in the input and output
Banzhaf measures for games with several levels of approval in the input and output
2005
An axiomatic characterization of a ‘Banzhaf score’ notion is provided for...
The Shapley–Shubik power index for games with several levels of approval in the input and output
The Shapley–Shubik power index for games with several levels of approval in the input and output
2005
Voting systems with several levels of approval in the input and output are considered...
Semivalues as power indices
Semivalues as power indices
2003
A restricted notion of semivalue as a power index, i.e. as a value on the lattice of...
Reliability importance measures of the components in a system based on semivalues and probabilistic values
Reliability importance measures of the components in a system based on semivalues and probabilistic values
2002
The main contribution of this paper consists in providing different ways to value...
Semivalue versatility and applications
Semivalue versatility and applications
2002
Semivalues are shown to exhibit a capability of modification that enables us to...
Common internal properties among power indices
Common internal properties among power indices
1997
On the basis of several common internal properties among the best known power indices,...
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