Breaking up a natural monopoly would be

From which of the following goods is it most difficult to exclude free riders?

A) Tickets for the Newport Jazz Festival B) Food and beer sold at the Newport Jazz Festival C) Programs and souvenirs sold at the Newport Jazz Festival D) A radio simulcast of the Newport Jazz Festival

Which of the following explains why purchasing power parity may not hold perfectly in the long run?

A) Most countries have free markets with limited government regulation. B) Consumer preferences for goods and services across countries are very similar. C) Most countries do not impost trade barriers. D) Some goods and services produced in any country are not traded internationally.