问

问题如下：

The following information Exhibit 1 relates to two following questions

For the December consumption basket in Exhibit 1, the value of the Paasche index is closest to:

选项：

A.116 B.  148. C.160

解释：

The Paasche index uses the current product mix of consumption combined with the variation of prices. So for December, its value is:(120 X 1 + 50 X 0.8)/ (120 X 0.9 + 50 x 0.6) =- (160/138) X 100= 115.9

中文解析：

Paasche指数使用当前消费的产品组合与价格变化相结合。所以十二月，它的值是:(120 X 1 + 50 X 0.8)/ (120 X 0.9 + 50 X 0.6) =- (160/138) X 100= 115.9