@inbook{NBERc9548,
 Crossref = "NBERbald04-1",
 title = "Openness and Growth: What’s the Empirical Relationship? ",
 author = "Robert E. Baldwin",
 BookTitle = "Challenges to Globalization: Analyzing the Economics",
 Publisher = "University of Chicago Press",
 pages = "499-526",
 year = "2004",
 month = "February",
 URL = "http://www.nber.org/chapters/c9548",
}
@book{NBERbald04-1,
 title = "Challenges to Globalization: Analyzing the Economics",
 author = "Robert E. Baldwin and L. Alan Winters",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "2004",
 URL = "http://www.nber.org/books/bald04-1",
}