But the more real risk is that that a large chunk of a rapidly changing economy has again been overlooked by the statisticians, and the official data understates the true size of the Chinese economy.

但是，更为切实的风险在于：这个快速变化的经济体中可能有很大一块产值再次被统计学家所忽略，这样官方的数据就低估了中国经济的真实规模。