00275nam a2200121Ia 4500082001800000100001800018245004200036260000900078300001600087490001500103490003000118500000500148  a338.52 W146b  aWakar, Aleksy  aSocialist operational price systemsb  c1963  app. 109-127  vMarch 1963  aAmerican Economic Review   a