. One reason that PPP does not hold in the real world is A. Markets for goods are competitive. B. Commodity baskets between countries are identical. C. Trade barriers do not exist. D. Transport costs exist. E. None of the above. . Increases in monopolistic practices may A. Strengthen the link between prices of similar goods sold in B. Have no impact on the link between prices of similar goods sold in C. weaken the link between prices of similar goods sold in different D. Strengthen the law of one price. different countries. different countries countries. None of the above. E