... was valued on the free market, which established the price of about quarter of a cent a ton. From the profit standpoint, values obviously aren't worth the effort, and management science was called to the rescue. The solution was the the improved version of Frederick W. Taylor system, with complicated metrics, and sophisticated management & propaganda techniques.
But lo and behold... looks like the whole thing somehow doesn't work as expected. Who would have thought it!
http://www.youtube.com/watch?v=Wa4_ihxT9rIhttp://www.youtube.com/watch?v=hNqwiRTo64k