(-2)^4 - (15-18)^4 = ?
5(3x-4) + 2= 4(2x) - 5
x= 13/7 (or 1.86)
If one person is more efficient at producing all goods in an economy, why would it still be beneficial for that person to specialize in a good and trade?
Even if one person has an absolute advantage in producing all goods, it would still be beneficial to specialize in the good they have a comparative advantage for. This will lower their opportunity cost, and will allow for a more efficient allocation of resources of time in order to produce more of one good for an economy.