【作者(必填)】Alicia H. Munnell

【文题(必填)】Why has productivity growth declined? Productivity and public investment

【年份(必填)】1990, New England Economic Review, Federal Reserve Bank of Boston, issue Jan, pages 3-22.

【全文链接或数据库名称(选填)】http://www.bos.frb.org/economic/neer/neer1990/neer190a.pdf
我自己下载了5次了，每次都是到80%左右就断了，特此求助。