@inbook{NBERc7703,
 Crossref = "NBERfeld83-2",
 title = "Introduction to "Behavioral Simulation Methods in Tax Policy Analysis"",
 author = "Martin Feldstein",
 BookTitle = "Behavioral Simulation Methods in Tax Policy Analysis",
 Publisher = "University of Chicago Press",
 pages = "1-6",
 year = "1983",
 URL = "http://www.nber.org/chapters/c7703",
}
@book{NBERfeld83-2,
 title = "Behavioral Simulation Methods in Tax Policy Analysis",
 author = "Martin Feldstein",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "1983",
 URL = "http://www.nber.org/books/feld83-2",
}