If the ending inventory of a firm is overstated by $60,000, by how much and in what direction (overstated or understated) will the firm's operating income be misstated? (Hint: Use the cost of goods sold model, enter hypothetically "correct" data, and then reflect the effects of the ending inventory error and determine the effect on cost of goods sold.)

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.