To 6. Without international trade, what is the relationship between a country's CPF and PPF? a. CPF is greater than (i.e., lies to the northeast of) the PPF CPF is less than (i.e., lies to the southwest of) the PPF C. CPF is equal to (i.e., coincides with) the PPF d. cannot be determined without further information 7. With international trade, what is the relationship between a country's CPF and PPF? a. CPF is greater than or equal to (i.e., lies to the northeast of) the PPF b. CPF is less than (i.e., lies to the southwest of) the PPF C. CPF is equal to (i.e., coincides with) the PPF d. cannot be determined without further information e. is determined by the World Bank 8. If two trading partners suddenly became entangled in a trade war, what impact will this have on each nation? a each nation's PPF will fall, but their CPF will remain unaffected b. each nation's CPF will fall, but their PPF will remain unaffected C. each nation's CPF and PPF will fall d. each nation's CPF and PPF will be remain unaffected