内在活性（intrinsic activity）
内在活性（intrinsic activity）
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听力原文： Currency options may have two kinds of value, intrinsic value and time value. If and to the extent that an option would currently be profitable to exercise, it is said to have intrinsic value. In the case of a call, if the spot price is higher than the option exercise price, the option has intrinsic value. In the case of a put, if the spot price is less than the option exercise price, the option has intrinsic value. Such options are said to bein-the-money'. If the opposite is true of either calls or puts, they have no intrinsic value and said to be out-of-the-money'.28. What are the two kinds of value do currency options have?29.When does a call option have intrinsic value?30.What is the option said to be if it has intrinsic value?(28)A．Intrinsic value and time value.B．Internal value and external value.C．Exchange value and time value.D．Real value and stated value.
有关内在活性哪一点是错误的（）A、两药亲和力相等时，其效应强度取决于内在活性B、内在活性用α表示C、内在活性范围为0％－100％D、两药内在活性相等时，其效应强度取决于亲和力E、激动药与拮抗药均具有内在活性
目前金价为每盎司400美元，8月份380美元的看涨期权交易价格为48.00美元。选项有（）A、no intrinsic value and 48.00 time valueB、20.00内在价值和28.00时间价值处于实值状态C、28.00 intrinsic value and 20.00 time valueD、48.00 intrinsic value and no time value
单选题目前金价为每盎司400美元，8月份380美元的看涨期权交易价格为48.00美元。选项有（）Ano intrinsic value and 48.00 time valueB20.00内在价值和28.00时间价值处于实值状态C28.00 intrinsic value and 20.00 time valueD48.00 intrinsic value and no time value
名词解释题内在活性（intrinsic activity）