00397nam a2200145Ia 4500008004100000020001800041040002500059082002800084082000900112100003400121245003800155250000800193260004200201490000800243240730s9999    xx            000 0 und d  a9781260566642  aNORSU-GuicNORSU-Gui  aCir.338.5/K11m/2021/c.1  b5417  aDean Karlan, Jonathan Morduch 0aMicroeconomics improve your world  ac.1  aNew YorkbMCGraw-hill educationc2021  vc.1