TY - BOOK AU - Gujarati, Damodar N. AU - Porter, Dawn C. TI - Basic econometrics SN - 9780071276252 (pbk.) U1 - 330.015195 23 PY - 2009/// CY - Boston PB - McGraw-Hill KW - Econometrics N1 - Includes bibliographical references ( p. 902-903) and index ER -