In the taste-for-discrimination model, A. a decline in discrimination will reduce the actual African-American–white wage ratio.
B. an increase in collective discrimination coefficients of employers will reduce the demand for African-American workers, decrease the African-American wage, and increase African-American employment.
C. firms that discriminate will have lower costs than firms that do not discriminate.
D. competitive forces will tend to reduce discrimination in the very long run.

University hero is considering expanding operations beyond its healthy sandwiches. jim axelrod, vice president of marketing, would like to add a line of smoothies with a similar health emphasis. each smoothie would include two free health supplements such as vitamins, antioxidants, and protein. jim believes smoothie sales should fill the slow mid-afternoon period. adding the line of smoothies would require purchasing additional freezer space, machinery, and equipment. jim provides the following projections of net sales, net income, and average total assets in support of his proposal. sandwichesonly sandwiches and smoothies net sales $ 750,000 $ 1,350,000 net income 120,000 210,000 average total assets 350,000 750,000 return on assetschoose numerator ÷ choose denominator = return on assets÷ = return on assets÷ = profit margin÷ = profit margin÷ = asset turnover÷ = asset turnover÷ = times