00345pab a2200121 454500008004000000100001900040245006900059260000900128300001100137362000900148650002100157773004500178180718b1984   xxu||||| |||| 00| 0 eng d  aNowak, Michael  aQuantitative controls and unofficial markets in foreign exchange  c1984  a404-31  aJune  aForeign Exchange  aInternational Monetary Fund Staff Papers