00904nam0 22003011i 450 990007350170403321200210100-19-508390-3000735017FED01000735017(Aleph)000735017FED0100073501720021010d--------km-y0itay50------baitaConvergence of Productivitycross-national studies and historical evidenceedited by William BaumolRichard NelsonEdwardWolffOxfordOxford University Press1994340 pp.24 cmBaumol,William Jack<1922- >Nelson,RichardWolff,Edward N.ITUNINARICAUNIMARCBK990007350170403321XV M3 307235XV M3 307DTEConvergence of Productivity694555UNINAGEN01