00451nam a2200157Ia 450000100060000000800410000602000180004704000130006508200200007810000170009824500860011526000330020130000110023454600070024565000410025252120140503s9999    xx            000 0 und d  a9780415509046  cPK-LaUMT  aR 330.01bCOH-E  aCohen, S. I.  aEconomic models for policy makingbprinciples and designs revisitedcCohen, S. I.  aLondon,UK:bRoutledge,c2013  a392 p.  aEN  aDeveloping countries-Economic policy