Why do Some Countries Produce So Much More Output Per Worker than Others? (Q56699879)
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(P31) (Q13442814)
(P304) 83-116
(P433) 1
(P478) 114
(P577) Monday, February 1, 1999
(P1433) (Q2066504)
(P1476) "Why do Some Countries Produce So Much More Output Per Worker than Others?" (language: en)
(P2093) R. E. Hall
C. I. Jones
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