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The
designations employed and the presentation of publication do not
imply the expression of any opinion whatsoever on the part of
the Secretariat of the United Nations concerning the legal status
of any country, territory, city or area, or of its authorities,
or concerning the delimitation of its frontiers or boundaries.
Mention of any firm, licensed process or commercial products does
not imply endorsement by the United Nations.
The views expressed in the papers are those of the authors and
do not necessarily reflect those of the United Nations Secretariat.
Printed in Bangkok, Thailand, February 2001.
This publication has been issued without formal editing.
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