@inbook {13975,
	title = {Productivity Growth, 1947-1973: An International Comparison},
	booktitle = {The Impact of International Trade and Investment on Employment },
	year = {1978},
	pages = {211-233},
	publisher = {G.P.O.},
	organization = {G.P.O.},
	address = {Washington},
	author = {Dale Jorgenson and L. R. Christensen and D. Cummings},
	editor = {W. Dewald}
}
