eviews里ar是残差自回归还是被解释变量自回归
eviews \u8f6f\u4ef6 \u4e2d\u52a0\u5165ar(1)\u5f97\u5230\u7684\u7ed3\u679c\u662f\u4ec0\u4e48\u610f\u601d\u968f\u673a\u5e72\u6270\u9879\u542b\u6709\u81ea\u56de\u5f52\u6210\u5206\u3002
\u901a\u5e38\u7684\u7ecf\u5178\u5047\u8bbe\uff0c\u5e72\u6270\u9879\u72ec\u7acb\u540c\u5206\u5e03\u3002\u4f46\u5b9e\u8df5\u4e2d\uff0c\u7279\u522b\u662f\u65f6\u95f4\u5e8f\u5217\u5efa\u6a21\u51fa\u6765\u7684\u5e72\u6270\u9879\u5f80\u5f80\u6709\u81ea\u76f8\u5173\uff0c\u4e8e\u662f\u5bf9\u5e72\u6270\u4e0b\u9879\u5f15\u5165\u81ea\u76f8\u5173\u7ed3\u6784\u3002\u5b83\u7684\u610f\u601d\u662f\uff1a
y=c(1)+c(2)*x+E(t)
E(t)=c(3)*E(t-1)
\u770b\u6700\u540e\u4e00\u5217\u7684\u6982\u7387\u503c\uff0c\u5982\u679c\u6982\u7387\u503c\u5c0f\u4e8e\u6307\u5b9a\u7684\u68c0\u9a8c\u6c34\u5e73(\u901a\u5e38\u75280.05)\uff0c\u8fd9\u4e2a\u7cfb\u6570\u5c31\u662f\u663e\u8457\u7684\u3002\u5426\u5219\u662f\u4e0d\u663e\u8457\u7684\u3002
\u4f8b\u5982X1\uff0cX3\u662f\u663e\u8457\u7684\uff0cX\u548cX2\u662f\u4e0d\u663e\u8457\u7684\u3002
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