@inbook{NBERc11352,
 Crossref = "NBERfeld87-1",
 title = "Investment Incentives and the Discounting of Depreciation Allowances",
 author = "Lawrence H. Summers",
 BookTitle = "The Effects of Taxation on Capital Accumulation",
 Publisher = "University of Chicago Press",
 pages = "295-304",
 year = "1987",
 URL = "http://www.nber.org/chapters/c11352",
}
@book{NBERfeld87-1,
 title = "The Effects of Taxation on Capital Accumulation",
 author = "Martin Feldstein",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "1987",
 URL = "http://www.nber.org/books/feld87-1",
}