translation.en: Scientists have sometimes criticized economists who believe ideas and concepts are more important than empirical data, because a foundational guideline in science is: Let the data speak. Okay. Let's do that.
translation.zh: 科学家们有时会批判 那些认为想法和概念 比经验数据更重要的经济学家， 这是因为科学的一条基本准则是： 用数据说话。好吧，那就这样吧。