You have just made your first $5,500 contribution to your retirement account. Assume you earn a return of 12 percent per year and make no additional contributions. What will your account be worth when you retire in 40 years? (Do not round intermediate calculations and round your final answer to 2 decimal places, e. g., 32.16.) Future value $ What if you wait 10 years before contributing?

Rate of return douglas keel, a financial analyst for orange industries, wishes to estimate the rate of return for two similar-risk investments, x and y. douglas's research indicates that the immediate past returns will serve as reasonable estimates of future returns. a year earlier, investment x had a market value of $27 comma 000; and investment y had a market value of $46 comma 000. during the year, investment x generated cash flow of $2 comma 025 and investment y generated cash flow of $ 6 comma 770. the current market values of investments x and y are $28 comma 582 and $46 comma 000, respectively. a. calculate the expected rate of return on investments x and y using the most recent year's data. b. assuming that the two investments are equally risky, which one should douglas recommend? why?

3. saving two consumers, larry and jeff, have utility functions defined over the two periods of their lives: middle age (period zero) and retirement (period 1). they have the same income in period 0 of m dollars and they will not earn income in period 1. the interest rate they face is r. larry’s and jeff’s utility functions are as follow. = 0.5 + 0.5 and = 0.5 + 0.5 for each person is between zero and one and represents each consumer’s temporal discount econ 340: intermediate microeconomics. ben van kammen: purdue university. rate. a. write the budget constraint that applies to both jeff and larry in terms of consumption in each period and ), interest rate, and m. b. what is larry’s and what is jeff’s marginal rate of intertemporal substitution? c. what is the slope of the budget constraint? d. write each consumer’s condition for lifetime utility maximization. e. re-arrange the conditions from part (d) to solve for the ratio, . f. if > which consumer will save more of his middle age income? g. if > 1 1+ , in which period will larry consume more: = 0 or = 1?

Jorge is attending college next year. he just got information on the college costs and the financial aid package the college is offering. jorge knows his parents can contribute $4,500 each year. jorge’s college costs & financial aid package per year costs financial aid package tuition & fees grants & scholarship $26,000 $18,500 room & board work-study $12,500 $8,500 how much will jorge need to pay each year from his own savings and from loans? $3,000 $7,000 $7,500 $11,500