00321nam a2200109Ia 450000500170000000800410001710000210005824500710007926000290015030000100017970000220018920260205042216.0260111s9999||||xx |||||||||||||| ||und||  aBallve, Faustino 0aEssentials of Economics. A brief survey of principles and policies  aN.J.bVan Nostrandc1963  a109p.  aGoddard, Arthur./