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basically i have a data like this q1 4 q2 5 q3 2 q4 3 and i want to create a new variable which basically subtracts current period by previous period. For this sample i would get three observations. 1) q2-q1 1 2) q3-q2 -3 3) q4-q3 1 In order to do this i need to enter a formula to help me , i want h...

hi guys, I am new to eviews , i am having some trouble with declaring and manipulating time series variables. I have a time series data and i want to use this formula to create a new variable. stock= stock(t)-stock(t-1) My data is quarterly so i just used the formula stock= stock(1)-stock(-1) thinki...