Economic paper

plz check two attachment. one is rubric. another one is paper requirement.

In the paper, it required "This writing assignment should introduce the topic by identifying the key issues that apply to topics from class, include at least 3/4 page of analysis" ( the paper requirement, see attachment)

Here are four content i learned in class. 1.economic elasticity. 2. supply and demand. 3. externality tax subsidy.

 4. price floor price ceiling.    I just learn the basic knowledge in those content. It is in freshman economic class.

MLA format. double space. 12pt. 3 page.