Now, the island is finding crisis-management decisions made half a decade ago have put it on a trajectory that’s turned 2 percent unemployment into a realistic goal.

While the euro area grapples with record joblessness, led by more than 25 percent in Greece and Spain, only about 4 percent of Iceland’s labor force is without work. Prime MinisterSigmundur D. Gunnlaugsson says even that’s too high.