Estimation and Inference in Econometrics, Russell Davidson and James G. MacKinnon, Oxford University Press, 1993, 874 + xx pages (Designated DM). A Course in Econometrics, Arthur S. Goldberger, Harvard University Press, 1991, 405 + xvii pages (Designated GO). Econometric Analysis, second edition, William H. Greene, Macmillan, New York, 1993, 791 + xxii pages (Designated GR). Learning and Practicing Econometrics, William E. Griffiths, R. Carter Hill, and George G. Judge, John Wiley, New York, 1993, 866 + xxv pages (Designated GHJ).