-The power value of commodities is civilians / 10 + military / 10 +
-shells / 12.5 + guns / 2.5 + petrol / 500 + iron / 100 + dust / 5 +
-bars + oil / 10 lcms / 10 + hcms / 5.
+The power value of commodities is amount * type factor. \*Qshow
+item\*U shows the type factor in column \*Qpower\*U.