All points within the utilities possibilities frontier are

If the Fed wants to increase the money supply through open market operations, it will

A) purchase government securities. B) sell government securities. C) first purchase, then sell, government securities. D) lend more reserves to commercial banks.

What is the opportunity cost of 1 ton of oranges for the nations of Argentina and Brazil, respectively?

A. .25 ton of apples and .5 ton of apples B. 10 tons of apples and 4 tons of apples C. .5 ton of apples and .25 ton of apples D. 4 tons of apples and 2 tons of apples