multicollinearity difference in difference

[lisa carnicelli]

Hello ! I am using a difference in difference model.I have run the regression and the t-value of the constant term is 348...I have read that this is due to multicollinearity. I have a couple of questions: is it a problem ? how can i fix it ?

[Bruce Weaver]

Hello Lisa. If you follow the advice in the FAQ, you'll increase your chances of getting some help. Pay particular attention to item #12 in the FAQ. HTH.