The u. s. bureau of labor statistics reports that 11.3% of u. s. workers belong to unions (bls website, january 2014). suppose a sample of 400 u. s. workers is collected in 2014 to determine whether union efforts to organize have increased union membership.

Two assets have the following expected returns and standard deviations when the risk-free rate is 5%: asset a e(ra) = 18.5% σa = 20% asset b e(rb) = 15% σb = 27% an investor with a risk aversion of a = 3 would find that on a risk-return basis. a. only asset a is acceptable b. only asset b is acceptable c. neither asset a nor asset b is acceptable d. both asset a and asset b are acceptable

Why is efficiency an important economic goal?

Afirm wants to strengthen its financial position. which of the following actions would increase its current ratio? a. reduce the company's days' sales outstanding to the industry average and use the resulting cash savings to purchase plant and equipment.b. use cash to repurchase some of the company's own stock.c. borrow using short-term debt and use the proceeds to repay debt that has a maturity of more than one year.d. issue new stock, then use some of the proceeds to purchase additional inventory and hold the remainder as cash.e. use cash to increase inventory holdings.