A firm's profit function is pi (q) = R(q) = C(q) = 40q - (110 + 20q + 10q^2). 1. What is the positive output level that maximizes the firm's profit (or minimizes its loss)?
2. What is the firm's revenue, variable cost, and profit? Should it operate or shut down in the short run?
3. The output level at which the firm's profit is maximized is q =. (Enter your response as a whole number.)

If you offer up your car as a demonstration that you will pay off your loan to a bank or another financial lending institution, you are using your car as collateral. true false

Afreelance​ singer-songwriter is planning the restoration of a recently purchased civil​ war-era farmhouse. while he professes an enjoyment​ of, and talent in the construction​ trades, the theory of comparative advantage implies that a. the value of what he imports​ (in this​ case, professional contractor​ services) must equal the value of what he exports​ (songs). b. he should concentrate on the restoration work since his​ out-of-pocket costs will be much lower than if he hires professionals. c. ​self-sufficiency is​ advantageous, hence he should split his time between music and construction. d. the income lost while away from music will likely exceed the savings realized by doing the work​ himself, thus, he should hire professionals to do the restoration work. e. he ought to do as much of the work himself as possible since imports​ (in this​ case, professional contractor​ services) should always be restricted to those things that cannot be done internall

Microsoft's stock price peaked at 6118% of its ipo price more than 13 years after the ipo suppose that $10,000 invested in microsoft at its ipo price had been worth $600,000 (6000% of the ipo price) after exactly 13 years. what interest rate, compounded annually, does this represent? (round your answer to two decimal places.)