00330nam a2200145Ia 45000030006000000080041000060400015000471000017000622450044000792500006001232600020001293000006001495460012001550050017001670STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBaumol, W.J.  aEconomic Theory and Operations Analysis  a4  c2009aNew Delhi  a0  aEnglish20220125165601.0