Steve burton recently sold the bookstore he inherited from his mother because his income had fallen three years in a row. the new owner installed a coffee machine, redecorated the children's corner, chats with her customers, and remembers their preferences. she reports a 43 percent increase in sales over steve's last year. the change is most likely due to
a. more advertising.
b. beginner's luck.
c. the owner's personality.
d. a general upswing in the retail book business.

1. which one of the following would be an example of a supply-side market failure? a. a gas station is slowly leaking diesel fuel from its underground tanks, and after the leak is discovered, the business immediately cleans up the pollution at its own expense. b. a gas station is slowly leaking diesel fuel from its underground tanks, but the state uses taxpayer money to clean up the pollution rather than requiring the business to pay. c. your business wants to attract repeat customers by putting on a customer-appreciation picnic at a public park, but you decide not to because you couldn't prevent noncustomers from consuming the food and entertainment you provided. d. everyone rushes to the local retail outlet at midnight on the day of the release of a new video game console, and the store runs out before everyone is able to buy one.