Acompany is considering purchasing a machine that costs $400,000 and is estimated to have no salvage value at the end of its 8-year useful life. if the machine is purchased, annual revenues are expected to be $100,000 and annual operating expenses exclusive of depreciation expense are expected to be $38,000. the straight-line method of depreciation would be used. the cash payback period on the machine is question 9 options: 8.0 years. 7.5 years. 6.5 years. 3.2 years

Consider the following scenarios. use what you have learned to decide if the goods and services being provided are individual, public, or merit goods. for each case, state what kind of good has been described and explain your answer using the definitions of individual, public, and merit goods. (6 points each) 1. from your window, you can see a city block that's on fire. you watch city firefighters rescue people and battle the flames to save the buildings. 2. while visiting relatives, you learn that your cousins attend a nearby elementary school that is supported financially by local property tax revenue. 3. you see a squadron of military jets flying overhead. 4. you find out that your aunt works for a defense manufacturing company that has several defense contracts with the government. she tells you that she works for a team that is producing a communications satellite. 5. your class visits a local jail run by a private, profit-making company that detains county criminals and is paid with tax revenue.

Using a cps-sample of 7,440 individuals, you estimate the following regression: = 20.91 - 2.61 x female where female is a binary variable that takes on the value of 1 for females and is 0 otherwise. the standard error on the coefficient on female is 0.25. the 95% confidence interval for the gender wage gap, or the amount that females earn less, is: a) [-3.10, -2.12] b) [18.30, 23.52] c) [-3.02, -2.20] d) [-1.96, -1.64]

Opportunity cost is calculated by which of the following? a. adding the value of all lost opportunities. b. subtracting all costs from the total benefit. c. calculating the cost of time, energy, and sacrifice. d. finding the value of the best option that is not chosen.