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The Laffer Curve definitions

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  • Laffer Curve
    A parabolic graph showing how tax revenue rises with tax rates up to a peak, then falls as rates continue to increase.
  • Tax Rate
    The percentage or amount levied on each unit exchanged, affecting both price and quantity in a market.
  • Tax Revenue
    The total funds collected by the government, calculated as the tax amount multiplied by the quantity exchanged.
  • Quantity Exchanged
    The number of units traded in a market, which decreases as taxes increase, impacting overall tax revenue.
  • Demand Curve
    A downward-sloping line representing buyers' willingness to pay at various prices, shifted by taxes.
  • Supply Curve
    An upward-sloping line showing sellers' willingness to provide goods at different prices, altered by taxes.
  • Equilibrium
    The point where supply and demand intersect, disrupted by the imposition of taxes.
  • Per Unit Tax
    A fixed amount charged for each item exchanged, influencing both price and quantity.
  • Optimal Tax
    The tax size that maximizes government revenue without excessively reducing the quantity exchanged.
  • Downward Slope
    The portion of the Laffer Curve where increasing tax rates leads to declining tax revenue.
  • Tax Box
    The area between buyer and seller prices on a graph, representing government revenue from taxation.
  • Arthur Laffer
    The economist who conceptualized the relationship between tax rates and tax revenue, giving the curve its name.
  • Medium-Sized Tax
    A tax level that balances rate and quantity exchanged, resulting in the highest possible tax revenue.
  • Large Tax
    A high tax rate that significantly reduces the quantity exchanged, often causing tax revenue to fall.
  • Small Tax
    A low tax rate yielding minimal government revenue due to limited funds collected per unit.