Downward Mobility Moving Upward

The Downward Ramp (Thomas Edsall) from the New York Times
"New evidence produced by Paul Beaudry and David A. Green of the University of British Columbia, and Ben Sand of York University, demonstrates that the collapse, between 1980 and 2000, of mid-level, mid-pay jobs — gutted by automation or foreign competition (and often both) — has now spread to the high-skill labor market."