Aging populations can be a problem for developed countries because a. there are fewer younger workers coming into the workforce. b. most older workers demand top-level pay and full benefits. c. many older people are skilled in manufacturing, not technology. d. younger workers cannot find jobs when older people work longer.

Which statement or statements are implied by equilibrium conditions of the loanable funds market? a firm borrowing in the loanable funds market invests those funds with a higher expected return than any firm that is not borrowing. investment projects which use borrowed funds are guaranteed to be profitable even after paying interest expenses. the quantity of savings is maximized, thus the quantity of investment is maximized. a loan is made at the minimum interest rate of all current borrowing.

In 2018, laureen is currently single. she paid $2,800 of qualified tuition and related expenses for each of her twin daughters sheri and meri to attend state university as freshmen ($2,800 each for a total of $5,600). sheri and meri qualify as laureen’s dependents. laureen also paid $1,900 for her son ryan’s (also laureen’s dependent) tuition and related expenses to attend his junior year at state university. finally, laureen paid $1,200 for herself to attend seminars at a community college to her improve her job skills.what is the maximum amount of education credits laureen can claim for these expenditures in each of the following alternative scenarios? a. laureen's agi is $45,000.b. laureen’s agi is $95,000.c. laureen’s agi is $45,000 and laureen paid $12,000 (not $1,900) for ryan to attend graduate school (i.e, his fifth year, not his junior year).

Which of the following represents an unlimited queue? a. toll booth serving automobiles on the interstateb. drive through lane at a fast food restaurantc. faculty office with limited seating during office hoursd. restaurant with no outside seating and limited capacity due to fire departments restrictionse. small barbershop with only 5 chairs for waiting customers