Add the lag of the cpi_inf rate to the AR(2) regre December 27, 2016 By Essaypros Add the lag of the cpi_inf rate to the AR(2) regression. Continue to execute with year>. Is the lag inflation statistically significant? We Deliver Top Quality On Time As Promised! Ready to get started? Just click the button to be directed to a secure page so you can enter the details of your paper.