Hi,
I'm trying to perform a unit root test on the price of oil against time, I input dfuller oil, noconstant but get an error "sample may not include multiple panels".
I have inputted tsset to declare the data as time series. Any help please?
I'm trying to perform a unit root test on the price of oil against time, I input dfuller oil, noconstant but get an error "sample may not include multiple panels".
I have inputted tsset to declare the data as time series. Any help please?
