There has been four kinds of main early warning models of exchange crisis at present, namely "signal" approach, probit model, cross-county regression model and subjective probability method.

目前已经出现了四种主要的外汇危机预警模型，即信号方法、概率单位方法、截面回归方法以及主观概率法。

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Advanced statistical techniques, such as structural equation modeling, or Bayesian modeling, or choice models such as logit or probit, are common methods that doctoral students learn about.

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