The above figure shows the Lorenz curves for four different countries. In which country is income most equally distributed?

According to chapter 1 in your textbook, while economic theory offers a biased perspective on social phenomena,

A) it deserves our confidence, but only when it is confined to the monetary or financial sector of society. B) it is useless to anyone who rejects the free market system. C) it is nonetheless worth learning. D) it is superior to all the other social sciences.

If the marginal cost of flying the next flight is zero and one passenger is on the plane and has paid $50,

A) fixed cost would still be covered. B) the passenger should be given a bus ticket. C) losses would get bigger. D) the next flight should be flown.