00505    a2200157   4500001000700000003000400007005001700011008004100028082001800069100002300087245013700110260004700247300001000294700002000304700002300324132949OSt20220222151537.0                                          a304.601bB56P1 aBlackorby, Charles1 aPopulation issues in social choice theory, welfare economics and ethicscby Charles Blackorby, Walter Bossert and David J. Donaldson  aNew YorkbCambridge University Pressc2005  a369p.  aBossert, Walter  aDonaldson, David J