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A Case Study of Decline in Labor Productivity: Underground Coal Mining Industry, 1960-1976
Libby Rittenberg and Ernest H. Manuel, Jr.Volume:
25
Language:
english
Journal:
Quarterly Journal of Business and Economics
DOI:
10.2307/40472841
Date:
January, 1986
File:
PDF, 1.06 MB
english, 1986