Discuss the below:
Taxation System Approach of Different Countries" to introduce what kind of tax system for that countries, e.g. Germany Canada and China and add about two page more for this research paper.
Here is two links has to be following the main topic.
Effects of Income Tax Changes on Economic Growth
https://www.brookings.edu/research/effects-of-income-tax-changes-on-economic-growth/
What really is the evidence on taxes and growth? https://www.cbpp.org/research/what-really-is-the-evidence-on-taxes-and-growth