Unit labor costs -- a key inflation gauge - fell 0.5%, revised down from a gain of 1.3%, the biggest decrease since the third quarter of 2007. For the last year, productivity increased to 3.4% ...

Unit labor costs - the price of labor per single unit of output - shot up at a 6.6% rate in the first quarter. They were revised up from the previously reported 5.7% growth pace.

Unit labor costs - the price of labor per single unit of output - shot up at a 6.6% rate in the first quarter. They were revised up from the previously reported 5.7% growth pace.