Lloyd, P. J. Measuring and modelling non-tariff distortion with special reference to trade in agricultural commodities / P. J. Lloyd - Paris : Organization for Economic Cooperation & Development (OECD) , 1991 - 46p. : ill. ; 30 cm. - Technical paper No. 40 . Includes bibliographical references. Subjects--Topical Terms: Agricultural productsTariffsEquivalenceTrade Gov. Doc. Class. No.: XZ OECD DC TP-40