HI i am writing a BA thesis on the topic " Timing of the fiscal policy under the financial crisis" so if the timing is correct the correlation between GDP and public consumption need to be negative. My TA told med to do a Rolling regression/window and i do not have any experience in that.. Could some one please help me... for a tutorial ore any similar task. My data set is: GDP: 2000Q1-2019Q2 Public consumption: 2000Q1-2019Q2 kind regards
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