Barney decides to quit his job as a corporate accountant, which pays $10,000 a month, and goes into business for himself as a certified public accountant. He runs his business from his converted garage apartment, which he could rent out for $300 a month if he wasn’t using it as a home office. He must purchase office supplies worth $75 a month, and his monthly electricity bill has increased by $50 now that he is working out of his home office. After six months of working from home, Barney has earned an average of $12,000 per month. a. What are Barney's average monthly accounting profits?
b. What are Barney's average monthly economic profits?