The linear correlation between violent crime rate and percentage of the population that has a cell phone is minus0.918 for years since 1995. do you believe that increasing the percentage of the population that has a cell phone will decrease the violent crime rate? what might be a lurking variable between percentage of the population with a cell phone and violent crime rate?

When the federal reserve buys bonds from or sells bonds to member banks, it is called monetary policy reserve ratio interest rate adjustment open market operations

Rossdale co. stock currently sells for $68.91 per share and has a beta of 0.88. the market risk premium is 7.10 percent and the risk-free rate is 2.91 percent annually. the company just paid a dividend of $3.57 per share, which it has pledged to increase at an annual rate of 3.25 percent indefinitely. what is your best estimate of the company's cost of equity?

Over the past year, three of the star salesmen at family resorts international's corporate office have been lured away to competitors. on top of that, karina, the general manager of the sales department, has noticed that most employees come in, do their jobs, and leave. family resorts offers a good salary, benefits, and tuition reimbursement, as well as a number of development and training programs. most employees seem contented enough, but karina would like to do something to increase the level of engagement among her staff. what do you think karina should do?