Alta Loma Industries has three product lines, A, B, and C. The following information is available: A B C Sales $100,000 $90,000 $36,000 Variable costs 76,000 48,000 27,000 Contribution margin $24,000 $42,000 $9,000 Fixed costs: Avoidable 9,000 18,000 3,000 Unavoidable 6,000 9,000 8,400 Operating income $9,000 $15,000 $(2,400) Assume that product line C is discontinued and replaced with product line B. This will double the production and sales of product line B without increasing fixed costs. Operating income will:.

Which of the following areas provides residents with close access to high-paying jobs and cultural attractions? a. the suburbs b. exurbs c. rural areas d. the city 2b2t

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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?