@inbook{NBERc5572,
 Crossref = "NBERmill36-1",
 title = "The Price System, Increasing Productivity And Recent Economic Changes",
 author = "Frederick C. Mills",
 BookTitle = "Prices in Recession and Recovery: A Survey of Recent Changes",
 Publisher = "NBER",
 pages = "430-466",
 year = "1936",
 URL = "http://www.nber.org/chapters/c5572",
}
@book{NBERmill36-1,
 title = "Prices in Recession and Recovery: A Survey of Recent Changes",
 author = "Frederick C. Mills",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1936",
 URL = "http://www.nber.org/books/mill36-1",
}