请问这个平稳性检验的过程对吗?结果怎么分析?
. dfuller investment
Dickey-Fuller test for unit root Number of obs = 24
---------- Interpolated Dickey-Fuller ---------
Test 1% Critical 5% Critical 10% Critical
Statistic Value Value Value
------------------------------------------------------------------------------
Z(t) 17.012 -3.750 -3.000 -2.630
------------------------------------------------------------------------------
MacKinnon approximate p-value for Z(t) = 1.0000
. dfuller labor
Dickey-Fuller test for unit root Number of obs = 24
---------- Interpolated Dickey-Fuller ---------
Test 1% Critical 5% Critical 10% Critical
Statistic Value Value Value
------------------------------------------------------------------------------
Z(t) -0.244 -3.750 -3.000 -2.630
------------------------------------------------------------------------------
MacKinnon approximate p-value for Z(t) = 0.9330


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