@inbook{NBERc4340,
 Crossref = "NBERsolt69-1",
 title = "A Cohort Analysis of Changes in the Distribution of Wealth",
 author = "John B. Lansing and John Sonquist",
 BookTitle = "Six Papers on the Size Distribution of Wealth and Income",
 Publisher = "NBER",
 pages = "31-74",
 year = "1969",
 URL = "http://www.nber.org/chapters/c4340",
}
@book{NBERsolt69-1,
 title = "Six Papers on the Size Distribution of Wealth and Income",
 author = "Lee Soltow",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1969",
 URL = "http://www.nber.org/books/solt69-1",
}