This publication is designed to provide accurate and authoritative information in regard to
the subject matter covered. It is sold on the understanding that the Publisher is not engaged
in rendering professional services. If professional advice or other expert assistance is
required, the services of a competent professional should be sought.
Badi H. Baltagi has asserted his right under the Copyright, Designs and Patents Act, 1988, to be identified as the author of this work.
