为了降低套期保值交易的基点差风险，本文提出了利用多种股票指数期货对股票组合进行复合套期保值的策略，并给出了套期保值成本相同和限制套期保值成本两种情况下的套期保值率公式。

To reduce the basis risk, this thesis offers a compound hedge policy on stock index futures and deduces the expressions of the hedge ratio in two instances when the cost is same or restricted.

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