下列不属于金融期权价格的影响因素是( )。
A．在其他条件不变的情况下，期权期间越长，期权价格越高
B．利率提高，期权标的物的市场价格将下降
C．时间价值约大，协定价格与市场价格间差距越大
D．标的物价格的波动性越大，期权价格越高；波动性越小，期权价格越低
参考答案：C
解析： 掌握期权的内在价值、时间价值及期权价格影响因素。见教材第二章第四节，P59。
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