Arnold, Jens Matthias. Export behaviour and firm productivity in German manufacturing : a firm-level analysis / Jens Matthias Arnold and Katrin Hussinge r. - Paris : Centro Studi Luca D'Agliano, 2003. - 24 p. : ill.; 21 cm. - Development studies working papers ; N.184 . Includes bibliographical references. Dewey Class. No.: 338.0643