Each unit of a product can be made on either machine a or machine b. the nature of the machines makes their cost functions differ. machine a: upper c left parenthesis x right parenthesis equals 30 plus startfraction x squared over 6 endfraction machine b: upper c left parenthesis y right parenthesis equals 140 plus startfraction y cubed over 9 endfraction total cost is given by c(x, y)equalsupper c left parenthesis x right parenthesisplusupper c left parenthesis y right parenthesis. how many units should be made on each machine in order to minimize total costs if xplusyequals17 comma 030 units are required? the minimum total cost is achieved when nothing units are produced on machine a and nothing units are produced on machine b.

You want to paint your room yellow, so you get some samples at the paint store. when you hold the sample against your white wall, it looks different from the way it looks against the green curtain. a psychologist would attribute this to perceptual constancy. visual paradoxes. contrast effects. threshold differences.

Problem 9-5. net present value and taxes [lo 1, 2] penguin productions is evaluating a film project. the president of penguin estimates that the film will cost $20,000,000 to produce. in its first year, the film is expected to generate $16,500,000 in net revenue, after which the film will be released to video. video is expected to generate $10,000,000 in net revenue in its first year, $2,500,000 in its second year, and $1,000,000 in its third year. for tax purposes, amortization of the cost of the film will be $12,000,000 in year 1 and $8,000,000 in year 2. the company’s tax rate is 35 percent, and the company requires a 12 percent rate of return on its films. required what is the net present value of the film project? to simplify, assume that all outlays to produce the film occur at time 0. should the company produce the film?

Best burger is a major fast food chain. its managers are motivated to grow the firm in order to increase their market power and change the industry structure in their favor. which of the following strategies is most associated with their motive for growth? a. employing celebrity spokespeople b. implementing automated burger-making machinery c. purchasing competitors d. increasing executive salaries