The profit P (in thousands of dollars) for a company spending an amount s (in thousands of dollars) on advertising is shown below.

P = − 1/10 s^3 + 15s^2 + 400

(a) Find the amount of money the company should spend on advertising in order to yield a maximum profit. s = thousands of dollars

(b) The point of diminishing returns is the point at which the rate of growth of the profit function begins to decline. Find the point of diminishing returns. s = thousands of dollars

hardwork and determination

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;

answer; private store;

it established new limitations on use and disclosure for marketing purposes, prohibited selling medical information, expanded individuals’ rights to accessing their own information, and to obtain restrictions from certain disclosures of protected heath information to health plans.