warning net

Obtained by the analysis, ROE, net profit margin, the main business income growth and asset-liability ratio have strong early-warning for financial crisis of listed companies and these early-warning indicators are of a reasonable explanation.

经分析得出，净资产收益率、净利润率、主营业务收入增长率和资产负债率这些指标对上市公司陷入财务危机具有较强的预警能力，并对这些预警指标作出合理的解释。

Other is that this research establish the financial crsis warning system by separately adopted logical regression discriminate analysis technique and the neural net ( ANN), and contrast the forecasting effects of every model.

二是本研究分别采用多元逻辑回归判别分析技术和神经网络（ANN）技术建立财务危机预警系统，并比较各模型的预测效果。

The ARCH model and the nerval net model are often used in the model economic pre-warning.

模型预警法常使用ARCH模型预警与人工神经网络模型预警。