Ron is taught to use a special numbers trick to check his final answer, but he does not demonstrate this skill until his end-of-the-year math test. this is an example of

Which of the following is not an example of one of the four mail advantages of prices on a free market economy

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d

How can a company salesperson with product development