A country has output of $600 billion, consumption of $350 billion, government expenditures of $90 billion and investment of $60 billion. What is its supply of loanable funds?

Based on the above figure, up to which level of output will Ike's Ice Cream Kitchen have increasing marginal returns?

A) only at 0 gallons B) up to 10 gallons C) up to 40 gallons D) up to 60 gallons

Suppose that the required reserve ratio is 20 percent and you deposit $50,000 of currency into Comerica Bank

What is the potential increase in deposits in the banking system brought about by your deposit? What is the potential change in the money supply?