已知各期环比增长速度为7.1%、3.4%、3.6%、5.3%,则定基增长速度是()
A.7.1%*3.4%*3.6%*5.3%
B.(7.1%*3.4%*3.6%*5.3%)-1
C.107.1%*103.4%*103.6%*105.3%
D.(107.1%*103.4%*103.6%*105.3%)-1
正确答案:D
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