27. Consider a market where Demand is D = 450- 10p and Supply is S = 10p - 50. a. A 20 dollar per-unit tax will yield government tax revenues equal to b. A quota restricting quantity supplied to 100 units will create an efficiency loss equal to c. A price ceiling at 15 dollars will yield consumer surplus equal to d. A price ceiling at 15 dollars will yield producer surplus equal to