Demand for less skilled workers plummeted in developed countries in the 1980s. In open economies, pervasive skill biased technological change (SBTC) can explain this decline. The more countries experiencing a SBTC the greater its potential to decrease local demands for unskilled labor by...

Demand for less skilled workers decreased dramatically in the US and in other developed countries over the past two decades. We argue that pervasive skill-biased technological change rather than increased trade with the developing world is the principal culprit. The pervasiveness of this...