// multi-utility computation suite · offline · instant · precise
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finance.business-tax-drag Calculator
Calculates the annual tax drag on business finance returns from the effective tax rate applied to income, dividends, and capital gains. Tax drag is the return reduction from taxes on investment income — a 30% tax rate on 7% gross returns reduces the net return to approximately 4.9%.
Inputs
Investment
Reference formula or conversion factor shown for context.
Gross Return
Reference formula or conversion factor shown for context.
Tax Rate
Reference formula or conversion factor shown for context.
Years
Reference formula or conversion factor shown for context.
Results
after-tax value
The computed numeric or monetary value.
tax drag
Aerodynamic resistance opposing motion. Drag = 0.5 × rho × v^2 × Cd × A. Doubles with every 41% increase in speed (because it scales with v^2).