The golden years senior citizen center uses a phone tree to announce when the center will be closed for poor weather. when each person receives a phone call, that person has a list of three more people to call. the function ccc approximates the total number of calls made after mmm minutes since the start of the phone tree.

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?

What type of business is strong steel manufactures? a. corporation b. partnership c. proprietorship

Consider two ways to protect your car from theft. the club (a steering wheel lock) makes it difficult for a car thief to take your car. lojack (a tracking system) makes it easier for the police to catch the car thief who has stolen it. if a car thief encounters a car with the club and a car without it, the car with the club imposes a externality on the car without the club. a policy implication from this result includes a those who use the club.