税收效应
参考答案：
物价水平的变化将引起税收的变化，从而影响国民收入的变化的现象。
Chinese people believe that on Mid-Autumn Day. The moon is _____ and _____ than usual.[ ]
A. big, round
B. biggest, roundest
C. bigger ,rounder
D. the biggest, the roundest
水库工程
