Many grocery store chains offer customers a card they can scan when they check out and offer discounts to people who do so. to get the card, customers must give information, including a mailing address and e-mail address. the actual purpose is not to reward loyal customers but to gather data. what data do these cards allow stores to gather, and why would they want that data?

Employees of dti, inc. worked 1,600 direct labor hours in january and 1,000 direct labor hours in february. dti expects to use 18,000 direct labor hours during the year, and expects to incur $22,500 of worker’s compensation insurance cost for the year. the cash payment for this cost will be paid in april. how much insurance premium should be allocated to products made in january and february?

Google started as one of many internet search engines, amazon started as an online book seller, and ebay began as a site where people could sell used personal items in auctions. these firms have grown to be so large and dominant that they are facing antitrust scrutiny from competition regulators in the us and elsewhere. did these online giants grow by fairly beating competition, or did they use unfair advantages? are there any clouds on the horizon for these firms -- could they face diseconomies of scale or diseconomies of scope as they continue to grow? if so, what factors may limit their continued growth?

How many organs are supplied at a zero price? (b) how many people die in the government-regulated economy where the government-set price ceiling is p = 0? the quantity qd – qa. the quantity qe – qa. the quantity qd – qe. (c) how many people die in the market-driven economy?