as Alan Winters for valuable comments.

The authors would like to thank Johannes Heister, Suhas Parandekar, Alan Winters,

partial fulfillment of the requirements for

Number 574

Incomplete draft 1 Earlier drafts of this paper were prepared as a background study for the World Bank’s World Development Indicators 1998 report. I would like to thank Uri Dadush, Sarwar Lateef, Maurice Schiff, Eric Swanson and L. Alan Winters for helpful comments and discussions.

This paper was prepared during my stay as visiting research fellow at the International Trade Division, International Economics Department, World Bank. I would like to thank Francis Ng, Maurice Schiff, Alan Winters, and an anonymous referee for helpful comments, and Aurora Rossodivita for research

I am grateful to L. Alan Winters patiently reading and painstakingly commenting on every aspect of this paper. I also wish to express my gratitude to Maurice Schiff for his useful comments on an earlier draft of the paper. Finally, I wish to thank World Bank’s regional chief economists for reading

Abstract not found

* L Alan Winters is currently on leave from Sussex, and is Director of the Development Research Group at the World Bank. The UK Department of for International Development (DFID) supports policies, programmes and projects to promote international developmentpoverty reduction globally. DFID provided

Version 1.47 This bibliography records publications of Alan Mathison Turing (1912{ 1954). Title word cross-reference [Tur37a]. K [Tur37c]. p [Tur37c].-conversion [Tur37c].-de nability [Tur37a].-function [Tur37c]. _Zycie [Hod02].