Commission Regulation (EEC) No 3494/88 of 9 November 1988 amending Regulations (EEC) No 3154/85 laying down detailed rules for the administrative application of monetary compensatory amounts, (EEC) No 548/86 laying down detailed rules for the application of accession compensatory amounts and (EEC) No 3665/87 laying down common detailed rules for the application of the system of export refunds on agricultural products