Prices that maximize the public interest will always allow reasonable profits for firms

"Intel Inside" accompanies virtually all IBM-compatible computers. Intel manufactures the Celeron and Pentium chips that are a key component of personal computers. Does Intel have a monopoly?

A study by Kathryn Edin and Laura Lein found that

A. virtually all single mothers—whether working or receiving public assistance—had to supplement their income with money from relatives, boyfriends, or the absent father of their children. B. most welfare families lived very comfortably on their public assistance checks, supplemented by Medicaid, public housing, and food stamps. C. only half the number of Americans officially below the poverty line were actually poor. D. government assistance hurt the poor much more than it helped the poor.