One measure of the inflation rate is the: . sum of the cpis of adjacent years. b. percentage change in the cpi of adjacent years. c. percentage change in the real gdp of adjacent years. d. gdp minus the real gdp in a year.

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?