Barney decides to quit his job as a corporate accountant, which pays $13,000 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 $310 a month if he wasn't using it asa homeoffice.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 $15,000 per month.

Instructions: Enter your answers as a whole number.

a. What are Barney's average monthly accounting profits?

$

b. What are Barney's average monthly economic profits?

$