NO.PZ2018062003000112
问题如下：
Growth in the labor force plus growth of labor productivity is described as：
选项：
A. Potential GDP.
B. Sustainable growth rate.
C. Production function.
解释：
B is correct.
An economy's sustainable growth rate can be calculated by estimating the growth rate of labor productivity and the growth rate of the labor force.
考点： Sustainable growth rate
解析：stainable growth rate 可以表示为 the growth rate of labor productivity 与 the growth rate of the labor force的加和。
潜在GDP增长率不是等于可持续增长率么？