proportional tax

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Related to Proportional tax rate: proportional taxation

proportional tax

A tax that charges the same percentage of income,regardless of the amount of income;also called a flat-rate tax.

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Suppose that a proportional tax rate t is applied to all income above $75,000.
For each case, the progressive tax equilibrium is found using the tax function in equation (7) and then is compared to the proportional tax rate that yields approximately the same amount of revenue.
VAT is calculated by applying proportional tax rates on the tax base for the taxable turnover of goods, services and import:

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