Property rights protect businesses by: A. setting a minimum price on all goods in an industry.
B. ensuring that the government cannot regulate their actions.
C. providing them with emergency loans from the government.
D. preventing competitors from copying their products.

Suppose that, on the basis of a nation’s production possibilities curve, an economy must sacrifice 10,000 pizzas domestically to get the 1 additional industrial robot it desires but that it can get the robot from another country in exchange for 9,000 pizzas. now consider the following statement: “through international specialization and trade, a nation can reduce its opportunity cost of obtaining goods and thus ‘move outside its production possibilities curve.’”