Most income taxes in Canada are paid by the top 10 percent of the population. Therefore, across-the-board income tax cuts will inevitably deliver most of the benefit to those who are already doing very well.
Canada's income tax system is very progressive: it charges a
higher rate from those who earn high incomes. The top 2% of
Canadians - those who earn over $100,000 per year - pay 26% of all
income taxes. The bottom 60% - those earning less than $25,000 per
year - pay only 8% of all income taxes. Any across-the-board income
tax cut will deliver most of the cash to those who need it the
Source: CAW Research from Canada Customs & Revenue Agency, "Income Tax Statistics on Individuals."