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政策变化的影响往往比简单的经济模型所暗示的更为微妙。
I'm not a person who likes to be in the background.
Faith is the great cop-out, the great excuse to evade the need to think and evaluate evidence.
好的研究关键不仅在于方法,还在于问题的清晰性和数据的质量。
To the world you may be one person, but to one person you may be the world。