$1)$ Select a specific country to focus on the container trade and estimate the gravity model from export and import amounts to$/$from each country from$/$to the focused country. The necessary data $($generated amount, attracted amount, distribution amount as of $2020,$ and shipping distance$)$ are all give.

$2)$ confirm and discuss the accuracy of the estimated model.

Regarding this exercise, please give me the procedur where should i start from? How to do etc. in details step. Thank you.