%0 Journal Article %@ 0030-364X %A Balinski, M.L. %A Young, H.P. %D 1979 %F iiasa:14049 %I INFORMS %J Operations Research %N 1 %P 80-95 %R 10.1287/opre.27.1.80 %T Criteria for Proportional Representation %U https://pure.iiasa.ac.at/id/eprint/14049/ %V 27 %X We investigate methods to allocate seats in proportional representation systems in terms of several underlying common-sense properties. In particular, the idea of stability is introduced, and the method of Jefferson (or d'Hondt) is characterized.