... forecast variation 预测变差 forecasting economics 预测经济学 forecasting performance of model 模型的预测效能 ...
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主流经济学向来不缺反对的声音，这次它未能预测到金融危机使得人们更有理由对其进行反思。
MAINSTREAM economics has always had its dissidents. But the discipline's failure to predict the financial crisis has made the ground especially fertile for a rethink.
新的中心是：“复杂经济学”，其中经济被视为一种高度动态的、不断演变、几乎无法预测的系统。
The new spin: "complexity economics," in which the economy is viewed as a highly dynamic and constantly evolving system that is all but impossible to predict.
宏观经济学顾问再一次将跟踪预测数据降低到2.3%。
And Macroeconomic Advisers has dropped their tracking estimate again, to 2.3%.
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