3 papers
econ.TH2026
How outside options are incorporated into payoff distributions
Takaaki Abe
This paper examines how outside options are incorporated into payoff distributions in games with coalition structures. We introduce and characterize the alpha-value, which "fully"…
econ.TH2026
Measuring Concentration of Power in Approval Voting Games
Takaaki Abe
The ratio of voting power between a permanent member and a non-permanent member of the United Nations Security Council varies substantially across indices: approximately 100 to 1 a…
econ.TH2026
Self-Duality and Transfer in Voting Games
Takaaki Abe
This study examines the role of self-duality in the axiomatization of the Shapley-Shubik power index. We show that, when self-duality is imposed, the transfer axiom can be weakened…