This aggregate growth-accounting framework forms the economic underpinning of key comprehensive productivity statistics produced by the Bureau of Labor Statistics. Work done over the past decade takes a somewhat more disaggregated approach to growth accounting in order to get inside the aggregate numbers and try to get a better handle on the sources of our remarkable productivity performance since 1995.
3 But all of this is just accounting - albeit, in some research, very elaborate and painstakingly constructed accounting.