But many economists use static OLS regression method to test Precautionary savings and Liquidity constraints hypo these and some of them mixed long-run and short-run.

乘法回归来检验流动性约束和预防性储蓄假说，并且没有区分长期消费与短期消费之间的关系。

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Combining the new measure with the forward regression orthogonal least square (OLS), not only the parameters of the classification hyperplane, but also the important input nodes can be obtaind.

提出一种基于输入集分类函数的新的距离度量方法，它与前传回归的正交最小二乘法相结合，不仅可以学习分类超平面的参数，而且可以选择重要的输入节点。

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After summarizing research actuality of quantile regression inside and outside our country, this article introduces this ideal model and realization method, and compares it with OLS and LAD.

本文在对分位数回归的国内外研究现状进行综述后，介绍了分位数回归的模型和实现方法，并将它与最小平方法、最小一乘法进行了比较。

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