The distinction between substitutes and complements is a. substitute goods are used together while complementary goods are used for the same purposes. b. when income increases, demand for a complementary good decreases while demand for a substitute good increases. c. substitute goods are used for the same purposes while complementary goods are used together. d. when income increases, demand for a substitute good increases while demand for a complementary good falls.

Which statement best explains the relationship between points a and b? a. consumption reaches its highest point, and then supply begins to fall. b. inflation reaches its highest point, and then the economy begins to expand. c. production reaches its highest point, and then the economy begins to contract. d. unemployment reaches its highest point, and then inflation begins to decrease.

On january 2, 2018, bering co. disposes of a machine costing $34,100 with accumulated depreciation of $18,369. prepare the entries to record the disposal under each of the following separate assumptions. exercise 8-24a part 2 2. the machine is traded in for a newer machine having a $50,600 cash price. a $16,238 trade-in allowance is received, and the balance is paid in cash. assume the asset exchange has commercial substance.

John and daphne are saving for their daughter ellen's college education. ellen just turned 10 at (t = 0), and she will be entering college 8 years from now (at t = 8). college tuition and expenses at state u. are currently $14,500 a year, but they are expected to increase at a rate of 3.5% a year. ellen should graduate in 4 years--if she takes longer or wants to go to graduate school, she will be on her own. tuition and other costs will be due at the beginning of each school year (at t = 8, 9, 10, and 11).so far, john and daphne have accumulated $15,000 in their college savings account (at t = 0). their long-run financial plan is to add an additional $5,000 in each of the next 4 years (at t = 1, 2, 3, and 4). then they plan to make 3 equal annual contributions in each of the following years, t = 5, 6, and 7. they expect their investment account to earn 9%. how large must the annual payments at t = 5, 6, and 7 be to cover ellen's anticipated college costs? a. $1,965.21b. $2,068.64c. $2,177.51d. $2,292.12e. $2,412.76