作者starskythink (语星狂想)
看板Statistics
标题[程式] SAS 跑dynamic GMM
时间Sun Jan 11 18:06:30 2015
[软体程式类别]:
SAS
[程式问题]:
回归跑不出来
[软体熟悉度]:
低(1~3个月)
[问题叙述]:
ERROR: There is only one cross section or time series observation.
Computations will be terminated.
ERROR: The variable ADT_1 was given in the MODEL statement of PROC PANEL. It
is not a valid variable in the current
input data set.
[程式范例]:
proc panel data=test;
clag adt(1) / out=test2;
id gvkey year;
run;
proc panel data=test2;
id gvkey year;
instrument depvar;
model adt = adt_1 ad2_lag st_lag cft_lag dbt_lag /gmm twostep maxband=5
nolevels noint;
run;
而且不知道为什麽我的clag 跟instrument都是红字
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1F：推 tew: 跑不出来 你有一家公司只有一年的资料 至少让他两年吧 01/11 22:53