摘要
期货与现货价格之间的变动关系从一个侧面揭示出期货市场的运行效率,同时也是投资者十分关注的问题.借助单位根检验、协整检验、误差修正模型和Granger因果关系检验,以上海期货交易所铜、铝这2个期货品种为例,主要研究期货价格变动对现货价格变动的影响,定量地刻画出期货价格变动对现货价格变动的影响程度.研究结果显示,这2个品种期货与现货价格之间存在长期均衡关系,期货与现货价格相互作用,互为因果.
The changeable relationship between future price and the spot price discloses the efficiency of the future market. And it is one problem which the investors concentrate. The authors study the effects of the copper and aluminum future price changes on the copper and aluminum spot price in shanghai future exchange market with ADF,co-integration, ECM and Granger. Furthermore, the changeable relationship is described accurately. Finally, the result demonstrates that the future price and the spot price have a long balanced relationship, the future price and the spot price interact each other, and there is mutural causality between them.
出处
《吉首大学学报(自然科学版)》
CAS
2008年第3期35-39,共5页
Journal of Jishou University(Natural Sciences Edition)
基金
国家社会科学基金资助项目(07BJY159)