00397nam a2200145Ia 450000500170000000800410001702000180005808200180007610000540009424500480014825000130019626000250020930000080023444000090024220241029084154.0240126s9999    xx            000 0 und d  a9789332586550  a337  KRU;1  R  aKrugman, Paul. Obstfeld, Maurice. Melitz, Marc J. 0aInternational economics : theory and policy  a10th ed.  bPearsonaNoidac2018  a785  aNULL