求助Jstor文献3篇，谢谢

【作者(必填)】Cooper, R., Willis
【文题(必填)】A comment on the economics of labor adjustment: Mind the gap
【年份(必填)】2004
【全文链接或数据库名称(选填)】http://www.jstor.org/pss/3592815

【作者(必填)】Khan, A., Thomas, J
【文题(必填)】Idiosyncratic shocks and the role of non convexities in plant and aggregate
【年份(必填)】2008
【全文链接或数据库名称(选填)】http://www.jstor.org/pss/40056428?searchUrl=%2Faction%2FdoBasicSearch%3FQuery%3DIdiosyncratic%2BShocks%2Band%2Bthe%2BRole%2Bof%2BNonconvexities%2Bin%2BPlant%2Band%2BAggregate%2BInvestment%2BDynamics%26gw%3Djtx%26prq%3D%2528Idiosyncratic%2BShocks%2BAND%2Bthe%2BRole%2Bof%2BNonconvexities%2Bin%2BPlant%2BAND%2BAggregate%2BInvestment%2BDynamics%2529%2BAND%2Bjid%253A%2528j100972%2BOR%2Bj100009%2BOR%2Bj100859%2BOR%2Bj100984%2529%26Search%3DSearch%26hp%3D25%26wc%3Don&Search=yes

【作者(必填)】Cooper,
【文题(必填)】The aggregate implications of machine replacement: theory and evidence
【年份(必填)】1993
【全文链接或数据库名称(选填)】http://www.jstor.org/pss/2117523

这是你要的文献，不知道对不对，你核查一下吧。