@inbook{NBERc5073, Crossref = "NBERdiew08-1", title = "Hedonic Imputation versus Time Dummy Hedonic Indexes", author = "W. Erwin Diewert and Saeed Heravi and Mick Silver", BookTitle = "Price Index Concepts and Measurement", Publisher = "University of Chicago Press", pages = "161-196", year = "2009", month = "December", URL = "http://www.nber.org/chapters/c5073", } @book{NBERdiew08-1, title = "Price Index Concepts and Measurement", author = "W. Erwin Diewert and John S. Greenlees and Charles R. Hulten", institution = "National Bureau of Economic Research", type = "Book", publisher = "University of Chicago Press", year = "2009", URL = "http://www.nber.org/books/diew08-1", }