MEASURING CONTRIBUTING FACTORS TO INTERREGIONAL AGRICULTURAL LABOR PRODUCTIVITY DIFFERENTIALS: A JOINT PROFIT FORMULATION*
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2011 ◽
Vol 3
(1)
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pp. 92-100
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2002 ◽
Vol 39
(4)
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pp. 390-424
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2011 ◽
Vol 56
(2)
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pp. 401-407