Personal Income Tax In Canada

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Benjamin Franklin (1789) once said that there are only two certainties in the world: death and taxes. Tax policies are critical to all countries, whether they be developed or developing countries. A tax policy can boost economic development and reflect the views of citizens. In Canada, personal income tax (PIT) is the largest source of revenue for the Canadian government and accounts for almost half of federal government revenue (Statistics Canada, 2010). Figure 1 shows different types of tax revenue as a percentage of GDP in Canada. It shows that a significant proportion of Canadian GDP is composed of PIT. Tax has become a large portion of Canadian family’s expense, which has become a burden to some families. In fact, Lammam (2016) notes that taxes account for 42.4% of an average Canadian family’s income, more than the 37.6% spend on food, clothing, and housing combined.
In 2016, the Canadian federal government introduced a new income-tax bracket that reduced middle-class income tax. Consequently, those making between $44,701 and $89,401 and were paying 22% are now only paying 20.5%. However, …show more content…

One of the reasons is that understanding the relationship between labor supply and personal income tax is an effective way to evaluate the efficiency of government tax system and deadweight loss of taxation. Mirrlees (1971) addresses optimal taxation, noting that there are advantages and disadvantages to income tax. While governments need tax as revenue to support disadvantaged groups and social services, income tax also causes a decline in aggregate output as it decreases people’s work hours. To minimize the welfare loss, he developed a model for finding the optimum level of taxation and government expenditure. Subsequently, research on individuals’ decision on hours of work based on the government tax system has become one of the focuses of economists who want to study labor

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