Discuss the expenditure method of measuring national income

For the  Assignment, please answer the following questions:

1) Discuss the circular flow of income in four sector economy.

2) Discuss the expenditure method of measuring national income.

3) What is the difference between GDP and GNP? Is one a better measure of income/output than the other?  Why?

4) Explain what happens to consumption, investment, and the interest rate when the government increases taxes.

Specifications

Your assignment should be submitted in a Word document and follow proper APA formatting. Proper APA formatting includes a title page, in-text citations, and a formal reference page. You can view more information and examples of sample papers in APA formatting at https://owl.english.purdue.edu/owl/resource/560/01/ (Links to an external site.).

This assignment should be a minimum of four pages in length.