Final answer:
Tax revenues in our country mainly depend on the collection of taxes by the federal, state, and local governments.
Step-by-step explanation:
Tax revenues in our country mainly depend on the collection of taxes by the federal, state, and local governments. The national government relies heavily on the national income tax, which is based on a sliding scale. This tax allows for a shift of funds from wealthier states to poorer states. Additionally, there are taxes collected by state and local governments to finance their annual expenditures.