According to the Bureau of Labor Statistics March 16th, 2012 Real Earnings report, real average hourly earnings for all employees fell .3 percent from January 2012 to February 2012.
So in essence, wage power went down. Average hourly earnings went up .1 percent. However, this was offset but a .4 % increase in the CPI, Consumer Price Index for all urban consumers.
More ominous, real average hourly earnings fell 1.1% on a seasonally adjusted basis from February 2011 to February 2012. This decrease in real average hourly earnings combined with a .6% increase in average weekly hours, resulted in a .4% decrease in real average weekly earnings during this same period.
For some of the categories, employees made up for this decrease in earning power by working more hours.