【作者(必填)】
Jose de Hevia ( 
jose.dehevia@urjc.es) and 
María Arrazola 
【文题(必填)】Marginal effects in the double selection regression model: an illustration for the wages of women in Spain
【年份(必填)】
Economics Bulletin, 2009, vol. 29, issue 2, pages 611-621 
【全文链接或数据库名称(选填)】
http://econpapers.repec.org/article/eblecbull/eb-08j30003.htm