Begum, Jahanara Real exchange rates and productivity : closed-form solutions and some empirical evidence / Jahanara Begum - Washington : IMF , 2000 - 38p. : ill. ; 26 cm. - IMF Working Paper No. -00/99 . Includes bibliographical references and index. Subjects--Topical Terms: Exchange rateProductivity Gov. Doc. Class. No.: UN IMF WP-00-99