KnowraIncome taxLinked fromLinked fromThe 13 pages that link to Income tax, each with the reason it gives.All 13Broader topic 2Related 2Narrower topic 2Compared with 7TaxationBroader topic: Income taxation expanded with modern states' need for flexible, large-scale revenue.Tax baseBroader topic: Its base may include wages, business profits, investment returns, or combinations of them.