4Witt H J , Sehroeder T C , Hayenga M L, Comparison of Analytical Approaches for Estimating fledge Ratios for Agricultural Commodities [J]. The Journal of Futures Markets, 1987 (7) : 135 - 146.
5Herbst A F . Kare D Marshall J F. A Time Varying, Convergence Adjusted, Minimum Risk Futures Hedge Ratio [ R]. Advances in Futures and Options Research, 1993 (6) : 137 -155.
6Myers R J , Thompson S R. Generalized Optimal Hedge Ratio Estimation [ J]. American Journal of Agricultural Economics, 1989,71:858- 867.
7Engle H F , Granger C W. Cointegration and Error Correction: Representation, Estimation and Testing [ J ]. Econometriea, 1987,55 : 251 -276.
8Baillie R T , Myers R J. Bivariate GARCH Estimation of the Optimal Commodity Futures Hedge [ J ]. Journal of Applied Eeonometrics, 1991 ( 6 ) : 109 - 1:24.
9Lien D, Tse Y K, Albert K C. Evaluating the Hedging Performance of the Constant-correlation GARCH Mode [ J]. Applied Financial Economics, 2002 ( 12 ) : 791 - 798.
10Ghosh A. Hedging with Stock Index Futures: Estimation and Forecasting with Error Correction Model [J]. The Journal of Futures Markets, 1993(13) : 743 -752.