Perfect positive correlation

A perfect positive correlation existed between the concentration factor and temperature when salinity was 25-32 ‰, and a sensitive factor while pH was the limiting factor .

盐度在25&32‰情况下，浓缩系数与温度呈完全正相关；

Furthermore , the VaR hedge ratio is equal to traditional hedge ratio under the hypothesis of the same direction and magnitude of spot and futures ' price fluctuation and perfect positive correlation .

若现货和期货价格变动完全一致，VaR最优套期比等于传统套期比。