【作者(必填)】Myers, R.

【文题(必填)】Estimating time-varying optimal hedge ratios on futures markets

【年份(必填)】Journal of Futures Markets 1991

【全文链接或数据库名称(选填)】http://onlinelibrary.wiley.com/doi/10.1002/(SICI)1096-9934(200001)20:1%3C73::AID-FUT7%3E3.0.CO;2-Q/abstract