Income tax is the most important revenue stream for the federal government, which allows it to function every year. The history of income tax in the United States has a deep meaning originating from ...

Forbes contributors publish independent expert analyses and insights. The Old South hated the tariff—but could it have been a “cause” of the civil war, given how the North rammed protective tariffs ...

A new study looks at 110 years of income tax history across the U.S. and notes out-migration by wealthy Americans. After the introduction of the income tax in the United States, there has been a ...

A major argument in the tax debate looks at history and what happens over time. Whats being discussed: Early taxes that initially targeted high earners How tax systems have expanded over decades The ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Lea Uradu, J.D., is a Maryland state registered tax preparer, state-certified notary public, ...