Furthermore, costly punishment did not increase the averagepayoff of the group.
此外，昂贵的惩罚不会增加群体的平均收益。
2
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。
3
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.