Public finance

1.Choose a data set (or make up your own), that consists of 2 variables for at least two different periods of time and for at least two groups (treatment and control) . One of the variables should experience a shock (tax change, benefit change, price change, etc.) in the treatment group for one of the periods.

2.Calculate elasticity using:

a.Time series analysis

b.Cross-Sectional analysis

c.Difference-in-difference

3.Write a short summary on each method results

4.Compare and contrast the differences

5.As always - meaningful graphs are more than welcome.