@inbook{NBERc2022,
 Crossref = "NBEReast62-1",
 title = "Reasons for Kuznets Cycles in Fertility of Different Population Groups",
 author = "Richard A. Easterlin",
 BookTitle = "The American Baby Boom in Historical Perspective",
 Publisher = "NBER",
 pages = "13-29",
 year = "1962",
 URL = "http://www.nber.org/chapters/c2022",
}
@book{NBEReast62-1,
 title = "The American Baby Boom in Historical Perspective",
 author = "Richard A. Easterlin",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1962",
 URL = "http://www.nber.org/books/east62-1",
}