Their central estimate is that the taxable income elasticity for this group is 0.46, which implies a revenue-maximizing tax rate on earned income of 56%.29 This in turn (accounting for NICs and indirect taxes) corresponds to an income tax rate of 40%.

FORBES: There Really is a Laffer Curve

The fluid-moving side is the beauty part, accounting for 79% of operating income (net before interest and taxes).

FORBES: Muckraker

Personal income dropped 1.8% accounting for inflation and taxes.

FORBES: Magazine Article