Furthermore, costly punishment did not increase the average payoff of the group.

此外，昂贵的惩罚不会增加群体的平均收益。

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Average price Call a type of option where the payoff is either zero or the amount by which the average price of the asset exceeds the strike.

平均价格买入期权权一种期权，其收益为零或相等于资产平均价格高于行使价格的金额。

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Its terminal payoff is not only connected with the price of underlying asset on the expiration date, but also depends on average price over a part or the whole of the life of the options.

其到期收益不仅与期权到期日的标的资产价格有关，而且还依赖期权合同期内标的资产在某段时间内或整个合同期内的平均价格。

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The company will give you a trade-in value for the used device, but it remains to be seen whether the delta between that and the payoff will, on average, be lower than the typical ETF.

ENGADGET: Editor's Letter: A not-so simple choice