期刊名称：Discussion Papers / University of Leicester, Department of Economics
出版年度：1999
出版社：Leicester
摘要：1W e are grateful to the Econom ic and SocialResearch Councilfor ¯nancial support under grants R000234072 and H 519255003. W e would also like to thank M artyn A ndrews,Steve Bradley and R ichard U pward for theiradvice and e®orts in constructing the database used in thisstudy.Pinuccia Calia provided valuable research assistance. W e received helpfulcom m entsfrom sem inar participants at the U niversity ofFlorence.
