Keith enjoys cutting hair and he just graduated from a cosmetology program. He has opened up his own shop, but it has not grown very much in its first year. Keith decides maybe it’s better to try a brand recognition of a national chain, but he wants to stay in his local area and be the owner of the shop. Which type of retail model would fit Keith’s business goal best?

online retailing

malls and shopping centers

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Because of the violent nature of the sport, professional american football players are at risk of suffering concussions (or brain injuries) during the violent collisions that occur between players during the game. violent collisions involving hits to the head are particularly risky. suppose the commissioner of the national football league (nfl) institutes a rule requiring players to wear a new, lighter helmet that is designed to reduce head trauma during collisions between players on the field. while the new helmets the probability of a concussion resulting from each individual collision, at the same time the new helmets could also give football players an incentive to play more , which could potentially the amount of violent collisions and thus the number of concussions suffered by nfl players, all else equal.