Cosi Company uses a job order costing system and allocates its overhead on the basis of direct labor costs. Cosi expects to incur $780,000 of overhead during the next period, and expects to use 48,000 labor hours at a cost of $10.00 per hour. What is Cosi Company's overhead application

Suppose that electricity producers create a negative externality equal to $5 per unit. further suppose that the government imposes a $5 per-unit tax on the producers. what is the relationship between the after-tax equilibrium quantity and the socially optimal quantity of electricity to be produced?