And the final result indicates the hedging effectiveness of dynamic stock index futures hedging strategy is better than minimum-variance hedging strategy.
研究结论是，在效用最大化对冲目标的基础上，股指期货动态对冲策略的有效性优于最小方差对冲策略。
The stop-loss reinsurance as one way of reinsurance can make insurers obtain the highest expected effectiveness but the lowest risk variance.
停止损失再保险作为一种再保险方式，在具有相同保费的前提下，能使保险人的期望效用最大，并能使其自留风险方差最小。
The stop-loss reinsurance as one way of reinsurance can make insurers obtain the highest expected effectiveness but the lowest risk variance.
停止损失再保险作为一种再保险方式，在具有相同保费的前提下，能使保险人的期望效用最大，并能使其自留风险方差最小。
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