This volume is a product of the staff of the International Bank for Reconstruction and Development/ The World Bank. The findings, interpretatioand conclusions expressed in this paper do not necessarily reflect the views of the Executive Directors of The World Bank or the governments threpresent. The World Bank does not guarantee the accuracy of the data included in this work. The boundaries, colors, denominations, and otinformation shown on any map in this work do not imply any judgment on the part of The World Bank concerning the legal status of any territor the endorsement or acceptance of such boundaries.