The data for use in this assignment is GDP, WTI Price, BRENT Price, Inflation and unemployment from a country Portugal. Use data from 1990 to 2014 (minimum 30 observations for each variable). The assignment is marked 50% for empirical analysis and 50% for the introduction, overall findings and conclusion. There is maximum word limit of 1500 words. The assignment will be submitted as a word document (.doc). The Excel data, Eviews datasets including all generated series and Eviews output files related to the material presented on the assignment needs to be emailed by deadline.

In your assignment you are required to investigate the impact of all above explanatory variables on the economic performance of a country Portugal. In your analysis you are required to identify the followings:

1- Plot all variables and comment on graph(s).

2- Estimate the single regression and multiple regressions by regressing GDP on the above independent variables using least-square method.

3- Show the coefficients and values of test statistics and discuss the results.

4- Repeat the multiple regression analysis with any explanatory variable of your choice which you believe it could be important in economic performance of the country that you are analysing.

5- Test the null hypotheses that the coefficients are equal to 0 and comment on results.

6- Plot the residuals and actual and fitted values and comment on graph.

7- Estimate the ARCH model and discuss the results.

8- Conclude the findings.