An accurate demand curve can be derived by examining the quantities of a good that are sold over time as the price varies

If grocery stores are able to place their own private label "generic" products wherever they wish, why do some managers deliberately put them on shelves that are hard to get to or difficult to notice?

What will be an ideal response?

Firms that make game systems like Playstation and Nintendo typically charge a price close to average cost on the game system itself, and do not change that price even when the systems are scarce or demand increases

Why might this be a profit-maximizing strategy?