International trade is supposed to equilibrate prices as the supply of goods or services flow to where they deemed more precious. Hog prices in Europe are currently 57 percent higher than in the U.S., which some believe creates an opportunity for transatlantic pork sales. However, open markets do not automatically overcome price differences caused by transportation, consumer preference, quality, exchange rates and other factors. The EU is a single market, but not all members of the trading bloc belong to the eurozone. Eastern European countries complained about poorer quality food, but their consumers were not always willing or able to pay as much as those in richer parts of Europe. The EU’s geographic preferences reinforce different...