Answer:
The deadweight loss that arises in monopoly stems from the fact that the profit maximizing single price monopoly firm produces a quantity of output that is smaller the socially efficient quantity.
Explanation:
The dead weight loss arises in an economy when supply and demand are not balanced. Supply and demand are the two most important factors that derive the economy. The economy does not achieve its equilibrium because of dead weight loss. The cost is increased due to dead weight loss which creates market inefficiency.