Question - Use the graph to answer these questions:
![1021_graph.png](https://secure.tutorsglobe.com/CMSImages/1021_graph.png)
(a) What is the profit-maximizing level of output?
(b) What is the economic profit?
(c) What is the per-unit amount of profit at the profit-maximizing level of output?
(d) At what price would the firm decide to shut down?