@techreport{NBERr1496,
 title = "Capital, Labor, and Productivity",
 author = "Paul Romer",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Reprint Series",
 number = "1496",
 year = "1991",
 month = "January",
 URL = "http://www.nber.org/papers/r1496",
 abstract = {},
}