Arguably the most important development in recent decades in US factor markets is the decline in the relative wage of the unskilled. By contrast, in Europe it is undoubtedly the rise and persistence of unemployment. Technology has been identified as a key reason for the rising US wage...

We consider trade between a flexible wage America and a rigid real wage Europe. In a benchmark case, a move from autarky to free trade doubles the European unemployment rate, while it raises the American unskilled wage to the high European level. Entry of the unskilled South to world markets...