Cunha, Flavio; Heckman, James J. - Institute for the Study of Labor (IZA) - 2007
it is due to greater uncertainty faced by agents. Applying the methodology of Cunha, Heckman, and Navarro (2005) to data … predictable and unpredictable components of earnings have increased in recent years. The increase in uncertainty is substantially … greater for unskilled workers. For less skilled workers, roughly 60% of the increase in wage variability is due to uncertainty …