"... an important portion of the apparently higher standard of living in the United States comes not from working more efficiently than other comparable economies, but simply from working longer"
- Mischel, Bernstein and Allegretto, The State of Working America 2004-2005: 428-429.
and about productivity and wages...
"The typical worker’s compensation (wages plus benefits), which has traditionally risen in sync with productivity gains, began falling behind in the 1970s. Since then the gap has widened dramatically as productivity kept climbing while compensation has remained essentially stagnant."Figure - from State of Working America 2008/2009