That is, if there is a cost factor (K) The labour factor (L) where appropriate. There is land or natural resources (NR) and technology (T) is sufficient. Those countries are able to produce more goods. Higher income Nations.
That is, if there is physical capital (K), labor issues (L) is appropriate. The land or natural resources (NR) and technology (T) adequately those countries can produce many more. National income increased
That is, if capital factor (K) in terms of labor (L) is appropriate. Land natural resources (or NR) and Technology (T) adequately, those countries can produce various products. National income increased.