Marginal tax reflects the steps where the tax jumps up but effective is how much you actually pay on your total income, not just above 12k, 40k etc.
@sohi started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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Marginal tax reflects the steps where the tax jumps up but effective is how much you actually pay on your total income, not just above 12k, 40k etc.