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基于方差比方法的中国农产品期货市场有效性研究

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摘要 运用Wright基于秩和符号的非参数方差比检验以及传统的Lo-MacKinlay方差比检验方法,对中国近年来上市的5个农产品期货新品种,豆油、棕榈油、白糖、菜籽油和早籼稻期货市场的有效性进行了检验。这5个品种在2009—2012年间的收盘价和结算价均被检验,研究结果发现:在样本期内只有白糖和菜籽油期货市场在一定程度上达到弱式有效,而豆油、棕榈油和早籼稻期货市场则均未达到弱式有效。分析有效性表现不佳的原因,并提出相关建议措施以改善并提高中国农产品新品种期货市场的有效性水平。
作者 周蓓
出处 《经济研究导刊》 2013年第30期166-170,247,共6页 Economic Research Guide
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参考文献8

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二级参考文献13

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