00315nam a2200121Ia 45000030006000000080041000060400015000471000033000622450037000952600032001325460012001640050017001760STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aHarvard university Cambridge  aFoundations of economic analysis  bPaul Antony Samuelsonc1963  aEnglish20220125165607.0