Despite the insights that PERT provides, there are still practical limitations that impact its usefulness. All of the following difficulties are associated with the use of PERT EXCEPT:

It highlights uncertainty in project duration
It does not accurately address the case when two activities both need to be accomplished before a third can begin.
It often requires more effort to generate three estimates than one.
There is no assurance that three estimates are any more accurate than one

Stock a has a beta of 1.2 and a standard deviation of 20%. stock b has a beta of 0.8 and a standard deviation of 25%. portfolio p has $200,000 consisting of $100,000 invested in stock a and $100,000 in stock b. which of the following statements is correct? (assume that the stocks are in equilibrium.) (a) stock b has a higher required rate of return than stock a. (b) portfolio p has a standard deviation of 22.5%. (c) portfolio p has a beta equal to 1.0. (d) more information is needed to determine the portfolio's beta. (e) stock a's returns are less highly correlated with the returns on most other stocks than are b's returns.

(a) what do you think will happen if the price of non-gm crops continues to rise? why? (b) what will happen if the price of non-gm food drops? why?

Tariffs and quotas are often imposed when a government is more responsive to interests, and the benefits of those trade restrictions are often ; concentrated producer; widely dispersed consumer; widely dispersed consumer; concentrated