The senior class plans on selling clothing with their school logo to raise money for their class trip. the hats cost them $5 a piece and the t-shirts cost them $9 a piece, and they have $2250 to spend on purchasing the items. if their profit is $4 from each hat and $5 from each t-shirt, how many hats and t-shirts should they purchase in order to maximize their profit?

As the inventor of hypertension medication, onesure pharmaceuticals (osp) inc. was able to reap the benefits of economies of scale due to a large consumer demand for the drug. even when competitors later developed similar drugs after the expiry of osp's patents, regular users did not want to switch because they were concerned about possible side effects. which of the following benefits does this scenario best illustrate? a. first-mover advantages b. social benefits c. network externalities d. fringe benefits