Last october, the highest-paying passenger on united flight 815 from chicago to los angeles paid $1,248.51. the lowest-paying passenger on the same flight paid $87.21. can we say anything about the likely elasticities of demand of the two customers? use the concepts of marginal analysis and opportunity cost to explain why it might make sense for united airlines to charge some lucky soul so little.

Anew firm is developing its business plan. it will require $615,000 of assets, and it projects $450,000 of sales and $355,000 of operating costs for the first year. management is reasonably sure of these numbers because of contracts with its customers and suppliers. it can borrow at a rate of 7.5%, but the bank requires it to have a tie of at least 4.0, and if the tie falls below this level the bank will call in the loan and the firm will go bankrupt. what is the maximum debt ratio the firm can use? (hint: find the maximum dollars of interest, then the debt that produces that interest, and then the related debt ratio.)a. 41.94%b. 44.15%c. 46.47%d. 48.92%e. 51.49%