Álvarez-Mozos, M.Ferreira, FlávioAlonso-Meijide, J. M.Pinto, Alberto A.2014-01-062014-01-062015M. Álvarez-Mozos, F. Ferreira, J.M. Alonso-Meijide & A.A. Pinto (2015) Characterizations of power indices based on null player free winning coalitions, Optimization, 64:3, 675-686, DOI: 10.1080/02331934.2012.7568781029-4945http://hdl.handle.net/10400.22/3204In this paper, we characterize two power indices introduced in [1] using two different modifications of the monotonicity property first stated by [2]. The sets of properties are easily comparable among them and with previous characterizations of other power indices.engSimple gamePower indexCharacterizationCharacterizations of power indices based on null player free winning coalitionsjournal article10.1080/02331934.2012.756878