This report has been issued without formal editing. It follows United Nations practices in references to countries. The designations employed and the presentation of the material in this 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 of its authorities, or concerning the delimitation of its frontiers and boundaries.

Reproduction and dissemination of material in this publication for educational or other non-commercial purposes are authorized without prior written permission from the copyright holder, provided that the source is fully acknowledged.

The opinions and estimates set forth in this publication are the responsibility of the authors and should not necessarily be considered as reflecting the views of carrying the endorsement of the United Nations.

For further information on this report, please contact:

Social Development Division
Economic and Social Commission for Asia and the Pacific
United Nations Building
Rajadamnern Nok Avenue
Bangkok 10200, Thailand
Tel: (66–2) 288–1513
Fax: (66–2) 288–1030

June 2016