00228nam a2200097Ia 4500008004100000050002500041100001500066245002500081942000700106999001700113230915s9999    xx            000 0 und d  aHD 30.22 .D 395 2004  aDWIVED,D N 0aMANAGERIAL ECONOMICS  cBK  c75402d75402