老师让做个汇率，利率，顺差的线性回归。我计量学的不好，只会一点皮毛，用的eviews3，
找的数据是 ： 月度汇率均值，月度顺差绝对值，月度一年期定期存款利率怎么做出来的结果是这个样子呢，r方这么低。。。是因为我用的数据不对吗？求指点。。。
| Dependent Variable: Y |
| Method: Least Squares |
| Date: 05/09/12 Time: 11:24 |
| Sample: 1901 1988 |
| Included observations: 88 |
| Variable | Coefficient | Std. Error | t-Statistic | Prob. |
| C | 8.018886 | 0.288995 | 27.74750 | 0.0000 |
| X1 | -0.255984 | 0.107845 | -2.373634 | 0.0199 |
| X2 | -0.003427 | 0.006765 | -0.506518 | 0.6138 |
| R-squared | 0.081219 | Mean dependent var | 7.257614 |
| Adjusted R-squared | 0.059601 | S.D. dependent var | 0.648693 |
| S.E. of regression | 0.629064 | Akaike info criterion | 1.944330 |
| Sum squared resid | 33.63637 | Schwarz criterion | 2.028785 |
| Log likelihood | -82.55052 | F-statistic | 3.756967 |
| Durbin-Watson stat | 0.008310 | Prob(F-statistic) | 0.027321 |
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