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- Fri Mar 19, 2010 2:43 pm
- Forum: Estimation
- Topic: Colinearity Problem with Policy Dummy & Time Trend
- Replies: 0
- Views: 2501
Colinearity Problem with Policy Dummy & Time Trend
Dear all, I have a pooled cross section with annual data and I am analysing the effects of a policy intervetion. To do this I included a dummy variable for all years after the year in which the treatment took place. Additionally I would like to include time dummies to account for general trends. Is ...