Your task is to model the gross state product (gsp ) based on public capital stock ( ) using the within estimator with individual effects. Utilize the package. The panel indexes are ; however, the data is already in the form of a panel dataframe. data(Produc)
Report the coefficient that measures the impact of the public capital stock (pcap) on the gross state product (gsp).
Коли встановлюється стаціонарний заборонний знак?
Де встановлюється стаціонарний заборонний знак?
Considere a seguinte representação gráfica: