During the pandemic of 2020–21, you hastily purchased a guitar, but you never got around to playing it. Now it’s taking up space in your apartment—and you could use a little cash. So, you decide to sell it. As luck would have it, your neighbor Maria is in the market for a used guitar. She asks how much you want for your instrument. Suppose you bought the guitar for $500. (It’s acoustic.) No way you can charge Maria that much for a used item. It would be great to get $300, but that seems steep. So, you suggest $225 with the plan to settle for $200. When Maria hears your $225 price, she accepts
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