00446pab a2200157 454500008004000000100001600040245008000056260000900136300001400145362001200159650002500171650002900196650001900225700001700244773002700261180718b2008   xxu||||| |||| 00| 0 eng d  aYinusa D.O.  aExchange rate volatility and the extent of currency substitution in Nigeria  c2008  ap.161-81.  aJul-Dec  aCurrencies - Nigeria  aExchange rates - Nigeria  aExchange rates  aAkinto, A.E.  aIndian Economic Review