00705nam a22002051 4500 1/13776 981015s1989 enk 001 0 eng d 0262022931 14236 DLC GR-PeUP 331.11'8 BA. Baumol, William J. Productivity and American leadership: the long view/ William J.Baumol, Sue Anne Batey Blackman and Edward N. Wolff. Cambridge: The MIT Press, 1989. 395p.: diagr.; 23cm. Index. Labor productivity United States. Blackman, Sue Anne Batey. Wolff, Edward N. INST UNIPILB MAIN 20040709 331.11'8 BA. 00129633 00129633 LOAN 0 1