【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)】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