Introduction
Tax forms one of the major sources of government revenue; it contributes to economic growth and development as well as the overall prosperity of a country. Based on the method of collection, a tax system can be flat, regressive or progressive. The progressive tax system entails increasing taxes with an increase in individual or household income. The regressive system involves decreasing tax as income increases while the flat tax is a system where everyone pays the same tax irrespective of the income (Roach, 2003). The tax system adopted in a country depends on set objectives, its impacts on taxpayers, ...