00227nam a2200097Ia 4500008004100000050002400041100001500065245002500080942000700105999001700112230915s9999    xx            000 0 und d  aHD 30.22 .D 39 2006  aDWIVED,D N 0aMANAGERIAL ECONOMICS  cBK  c75398d75398