Maryhml 发表于 2019-2-23 21:18 
楼主你好,我也同样遇到了这个问题,请问你当时是如何解决的呢?
. ipshin gdpcln ,lags(1)
Im-Pesaran-Shin test for cross-sectionally demeaned gdpcln
Deterministics chosen: constant
t-bar test, N,T = (55,11) Obs = 495
Augmented by 1 lags (average)
t-bar cv10 cv5 cv1 W[t-bar] P-value
. -1.640 -1.670 -1.740 . .