Why is Europe's employment rate almost 10 percent lower than that of the United States? This "jobs gap" has typically been blamed on the rigidity of European labor markets. But in Services and Employment, an international group of leading labor economists suggests quite a different explanation....

The current crisis is like an earthquake for the theoretical foundations of economic policies, which have guided governments and central banks for the last few decades. The efficient market hypothesis and its application to labor markets –“natural rate theory”- dominated interpretations of...