If in the short run the demand for mass transit is inelastic and in the long run the demand is elastic, then a price:

Denmark has a comparative advantage in cheese production, and Holland has a comparative advantage in beer production

The two countries initially trade cheese and beer based on their comparative advantages, but the government of Denmark later closes the border to trade with Holland. What is the likely impact of this trade restriction? A) Danish cheese consumers are worse off, and beer producers in Holland are better off. B) Cheese consumers in both countries are worse off. C) Beer consumers in Holland are worse off, and cheese producers in Denmark are better off. D) Beer consumers in Holland are better off, and cheese producers in Holland are better off.

To attract more bidders, and more aggressive bidders, to your auction

a. withhold relevant information about the value of the object b. don't allow bidders to know how others are bidding c. do not allow potential bidders to examine the object too closely d. hold oral auctions