On january 1, 2014, wasson company purchased a delivery vehicle costing $53,950. the vehicle has an estimated 6-year life and a $4,900 residual value. wasson estimates that the vehicle will be driven 109,000 miles. what is the vehicle's book value as of december 31, 2015 assuming wasson uses the units-of-production depreciation method and the vehicle was driven 10,900 miles during 2014 and 18,900 miles during 2015? (do not round your intermediate calculations.)

Brian has just finished college. he wants to set up a small business to make and sell fireworks. he registers his company and acquires a license from the government. he finds that most of his competitors are selling fireworks at an extremely low price. he would like to make more money, so he decides to innovate and develop better fireworks. he sells his fireworks at a higher price, and they are a huge hit with the customers. after a few years, he earns enough profit to set up a bigger fireworks factory that complies with the government’s health and safety regulations. he even starts exporting fireworks overseas. which type of economy does this scenario describe?