[Gretl-users] panel data's year dummies: a wooldridge textbook's problem
Qi Shi
Sunday, 17 April
2011
Sun, 17 Apr
'11
12:16 a.m.
hi
Wooldridge's Example 14.4. Using Stata, I can include dummies
d81-d87 into the panel data estimation. But using gretl, the computer
say it encounters exact or nearly colliearity. Why?
best regards,
--
shi, qi