Weighing up the options? Today's #MysteryObject is a Roman steelyard used for weighing food http://ow.ly/ObwH2
working- and middle-class, yardstick to measure
President-elect Barack Obama's creation of a task force to improve the standard of living of middle-class families. The White House Task Force on Working Families will be led by Vice President-elect Joe Biden and will include several cabinet secretaries as well as economic officials from various government agencies. "Our charge is to look at existing and future policies across the board and use a yardstick to measure how they are impacting the working- and middle-class families," Biden said yesterday.
a fact or standard by which you can judge the success or value of something:
Productivity is not the only yardstick of success.
Definition of yardstick in English: