Suppose the government were to replace the income tax with a consumption tax so that interest on savings was not taxed. The result would be that the interest rate

a decrease in interest rate and investment will increase.

Explanation:

If government replaces the income tax with a consumption tax and the interest on savings was not taxed, this would lead to a reduction in interest rate and investments will also increase.

Since the interest on savings are not taxed, there'll be a decrease in interest rate and this will lead to investors investing more in the economy as investors can go to banks to borrow money at a lower interest rate which can be used for investment purposes.

explanation:

a gas is not used in hydraulic machines as the fluid because gas is easily compressible and so if a gas is used, the energy would mostly go into compressing a gas. therefore a liquid is used in hydraulic machines as the fluid.

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