can time trend and time dummies be run in the same equation can i run a regression using time dummies and time trends can we run time dummies and a time trend in the same equation how to run a regression with time dummies time dummies and time trend time dummies and time trend in the same equation time trend with dummies how to find time trend in a regression when do you run a regression with time dummies and a time trend can time dummies and time trend be used in the same equation can i run two regressions on a time dummy how to do regression with time dummies in excel can we run both dummies and trend what is the difference between time dummies and time trend what is a time dummy and a time trend? can we run regression with dummies and time trend in the same equation? if the time trend is the same as the dummies, how do we run a regression? is time trend same as time dummies time dummies and time trend in same equation can we run the regression for time and time trends