Further Reflections on the Expediency and Stability of Alliances.

The study of the formation and dissolution of alliances of voters aiming to increase their voting power is relatively new. The present note is a sequel to our earlier paper on this subject (see Felsenthal and Machover 2002). Since the latter's publication, we have obtained some new results which can be viewed also as a complement to some of the results obtained by Gelman (2003). [ABSTRACT FROM AUTHOR]