Map of alberta for Real average labor compensation has increased over the long run at about the same rate as labor productivity. Generally, labor cost per unit of output rises slower than the price level when productivity rises. Productivity gain can thus prevent inflation. When productivity rises, price tends to fall. Productivity varies across industries. The average annual percentage change for selected three-digit industries for 1987 99 ranged from a maximum gain of 10.2 percent to a minimum of 1. Map of alberta 2016.