Which of the following are examples of specialization? check all that apply.
a. victor is a musician. he hires a domestic worker to clean his apartment twice a week so that he can concentrate on composing music.
b. akshay writes well, and eleanor is an expert on health; therefore, akshay writes novels, and eleanor is a nutritionist.
c. felix and megan each spend half the day tutoring and half the day grading papers.
d. in between tutoring and grading papers, they each must spend an hour driving home from the tutoring center and getting set up for grading papers.

How is a proportional tax different from a progressive tax? a. a proportional tax decreases with income level, but a progressive tax increases with income level. b. a proportional tax increases with income level, but a progressive tax decreases with income level. c. a proportional tax increases with income level, but a progressive tax is the same percentage for all. d. a proportional tax is the same percentage for all, but a progressive tax increases with income level.

Your parents have accumulated a $170,000 nest egg. they have been planning to use this money to pay college costs to be incurred by you and your sister, courtney. however, courtney has decided to forgo college and start a nail salon. your parents are giving courtney $20,000 to her get started, and they have decided to take year-end vacations costing $8,000 per year for the next four years. use 8 percent as the appropriate interest rate throughout this problem. use appendix a and appendix d for an approximate answer, but calculate your final answer using the formula and financial calculator methods. a. how much money will your parents have at the end of four years to you with graduate school, which you will start then?

1. descriptive statistics quickly describe large amounts of data can predict future stock returns with surprising accuracy statisticians understand non-numeric information, like colors refer mainly to patterns that can be found in data 2. a 15% return on a stock means that 15% of the original purchase price of the stock returns to the seller at the end of the year 15% of the people who purchased the stock will see a return the stock is worth 15% more at the end of the year than at the beginning the stock has lost 15% of its value since it was originally sold 3. a stock purchased on january 1 cost $4.35 per share. the same stock, sold on december 31 of the same year, brought in $4.75 per share. what was the approximate return on this stock? 0.09% 109% 1.09% 9% 4. a stock sells for $6.99 on december 31, providing the seller with a 6% annual return. what was the price of the stock at the beginning of the year? $6.59 $1.16 $7.42 $5.84