@inbook{NBERc13482,
 Crossref = "NBERmoff14-1",
 title = "Introduction to "Economics of Means-Tested Transfer Programs in the United States, Volume 1"",
 author = "Robert A. Moffitt",
 BookTitle = "Economics of Means-Tested Transfer Programs in the United States, Volume 1",
 Publisher = "University of Chicago Press",
 pages = "1-19",
 year = "2015",
 month = "November",
 URL = "http://www.nber.org/chapters/c13482",
}
@book{NBERmoff14-1,
 title = "Economics of Means-Tested Transfer Programs in the United States, Volume 1",
 author = "Robert A. Moffitt",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "2016",
 doi = {10.7208/chicago/9780226370507.001.0001},
 URL = "http://www.nber.org/books/moff14-1",
}