Uploaded on 2017-01-17 by Pinhan Zhao

In the urban system, goods import and export are stocks and flows. Travelers who come into the city are stocks and flows. And information of travelers in smart city system are stocks and flows. According to the concept of stocks and flows, stocks and flows cannot be isolated from others. These each stock and flow all have relevance. In the future, the government can analysis tourists' behavior data to improve the urban tourism system and attract more tourists.