Suppose two countries, a and b, produce only two goods, computers and beans. country a
has an opportunity cost of 200 pounds of beans for every computer it makes, and country b
has an opportunity cost of 500 pounds of beans for every computer.
which statements support the theory of comparative advantage?
choose exactly two answers that are correct.
a: country a has a comparative advantage in the production of computers.
b: country a has a comparative advantage in the production of beans.
c: country b should export computers to country a.
d: country b should import computers from country a.

Paula maintained her normal weight during her freshman year in college. during her sophomore year, she moved into an apartment with two friends who are overweight. the three regularly enjoy high-calorie meals together, and paula has gained more than twenty pounds. she wants to lose weight, but it seems as if, whenever she plans to prepare a healthful, low-calorie meal, her roommates come home with a box of pizza or take-out burgers and fries. what type of influence are her friends having on her behavior? social undermining moral support emotional encouragement informal persuasion social undermining