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2015, Vol. 32(3): 114-119 DOI: | ||
The Analysis of Union Wage Premium Based on Propensity Score Matching Method | ||
YUAN Qing-chuan | ||
(School of Economics, Hebei University, Baoding 071000, China) | ||
Received 2015-05-07 Revised 2015-05-07 | ||
Supporting info | ||
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