In most industrialized countries, employment has grown predominately in jobs at the upper and lower tails of the wage distribution, while employment in the middle part of the distribution has stagnated or declined. This process of job polarization is well documented for a number of countries. We...

One of the key issues in economics is the explanation of unemployment and its variation across different economies. Doing so, modern mainstream macroeconomics refers to the effects of financial crises and to institutional structures and their variation across countries. However, unemployment...