@inbook{NBERc5845,
 Crossref = "NBERbald88-2",
 title = "Introduction to "Trade Policy Issues and Empirical Analysis"",
 author = "Robert E. Baldwin",
 BookTitle = "Trade Policy Issues and Empirical Analysis",
 Publisher = "University of Chicago Press",
 pages = "1-8",
 year = "1988",
 URL = "http://www.nber.org/chapters/c5845",
}
@book{NBERbald88-2,
 title = "Trade Policy Issues and Empirical Analysis",
 author = "Robert E. Baldwin",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "1988",
 URL = "http://www.nber.org/books/bald88-2",
}