題組內容

2. (10%) Kaohsiung City is going to build parking space in its Central Business District. The total cost for this project is 10,000 dollars. Suppose that the demand function of the parking space is P =100–0.1X , where P denotes the parking fee, X is the units of parking space.

(2) If the Kaohsiung City government decides to build 700 units parking space and maximize the social welfare, then what are the parking fee for each unit of parking space and social welfare?