TY - BOOK AU - Abadir,Karim M. AU - Magnus,Jan R. TI - Matrix algebra T2 - Econometric exercises SN - 0521537460 AV - QA188 A222M PY - 2005/// CY - Cambridge PB - Cambridge Univ. Press KW - MATRICES KW - TEXTBOOKS N1 - Includes bibliographical references and index ER -