What to expect in Economics interviews?

Economics past interview questions

Would it be feasible to have an economy that was entirely based on the service sector?

What do you know about the interaction between fiscal and monetary policy?

I noticed that you study mathematics. Can you see how you might derive the profit maximisation formula from first principles?

How effective is current monetary policy?

Do you think we should worry about a balance of payments deficit? If you were the Chancellor of the Exchequer, how would you maximise tax revenue?