Imagine you are a high school economics teacher.  You want to convince your principal that tourism should be included as part of one of your courses to show students a practical application for learning the discipline of economics. 
Based on the cost / benefits of tourism, please draft a proposal to include tourism in your class utilizing the following analytical framework. Your proposal may be in the form of a written or visual essay.
Identify why tourism is not currently included in your economics class
Discuss the gap including tourism in your class will fill

Explain why is tourism a good proxy for economic study
Give details on how you would work tourism into your economics class
What types of examples would you share with students?
What activities would give your students?

When developing your proposal, consider what arguments you would use to convince the leadership of the school to include tourism in the course.