Was the Irish Recovery Driven by Drugs?

Apparently it was in large part, according to this WSJ article. The piece tells readers that Ireland's economy shrank by 2.3 percent from the third to the fourth quarter, meaning that it dropped at a 9.2 percent annual rate, to use the normal terminology of people in the United States when talking about growth data. However the article later tells us that the story is not as bad as it first appears, since much of this decline is due to a major drug going off patent, which has reduced the inco...