do you have to take logs in panel regression when do you do panel regression what is the purpose of a panel regression analysis when do you take logs for gdp should you do a panel regression and then do a time series does a panel regression have to include credit ratings when to do a panel regression regression what is the purpose of panel regression analysis do you need to record gdp per capita in regression do you need to do a panel regression can you do a panel regression in econometric models why do we need logs in regression when do you take logs in a regression how to calculate gdp per capita gpr why is it a problem to run a regression on credit rating how to use panel regression what is the purpose of a panel regression what is the purpose of taking logs in a regression when do you take logs for gdp per capita why do you use a graph and a panel of time series for regression