N斯巴达人
发表于 2025-3-28 14:36:08
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抗原
发表于 2025-3-28 22:35:19
Yunsong ChenThe first book to offer a systematic review of causal inferences of the role of social capital.Incorporates specialized approaches from economics into sociological research.The only book that deals sp
招募
发表于 2025-3-28 23:26:18
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多山
发表于 2025-3-29 04:11:31
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Certainty
发表于 2025-3-29 08:05:45
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洞穴
发表于 2025-3-29 14:23:31
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不连贯
发表于 2025-3-29 18:28:58
Durchsetzung eines Designrechts,-difference method to deal with self-selection problem. Chinese data are then analysed with the same model. Findings based on the two countries suggest that there is no evidence supporting the direct role of using contacts. The German study reveals that the effects of using contacts are overestimate
大范围流行
发表于 2025-3-29 23:48:31
Definition und Einteilung der Osteoporose, 1989, and post-reform China. The first-difference method and Heckman selection procedure are combined to deal with endogeneity. Empirical findings from different labour market contexts demonstrate that: (1) contact resources have a causal and positive role in job outcomes; (2) in a market economy,
magenta
发表于 2025-3-30 02:10:41
https://doi.org/10.1007/978-3-662-64410-2number of fellow villagers who migrated to urban areas. Heckman’s two-stage method is used to correct for sample selection. Natural disaster in the village of origin is used as an instrumental variable to deal with other endogeneity biases. The results presented here verify significant effects of or
农学
发表于 2025-3-30 07:49:27
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