@techreport{NBERr1523,
 title = "The Productivity of Capital in a Period of Slower Growth",
 author = "Martin Neil Baily and Charles L. Schultze",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Reprint Series",
 number = "1523",
 year = "1991",
 month = "February",
 URL = "http://www.nber.org/papers/r1523",
 abstract = {},
}