@inbook{NBERc9989,
 Crossref = "NBERglae06-1",
 title = "The Determinants of Progressive Era Reform. The Pure Food and Drugs Act of 1906",
 author = "Marc Law and Gary D. Libecap",
 BookTitle = "Corruption and Reform: Lessons from America's Economic History",
 Publisher = "University of Chicago Press",
 pages = "319-342",
 year = "2006",
 month = "March",
 URL = "http://www.nber.org/chapters/c9989",
}
@book{NBERglae06-1,
 title = "Corruption and Reform: Lessons from America's Economic History",
 author = "Edward L. Glaeser and Claudia Goldin",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "2006",
 URL = "http://www.nber.org/books/glae06-1",
}