Round, J.I. Regional input-output models in the UK : a re-appraisal of some techniques / J.I. Round - Coventry : Warwick University Economics Department (WUED) , 1974 - 24p. : ill. ; 30 cm. - Warwick Economic Research Papers No. 18 . Includes bibliographical references. Subjects--Topical Terms: Economic modelsinput-outputUK Gov. Doc. Class. No.: WU-ERP-18