Ability to pay
Refers to the borrower's ability to make interest and principal payments on debts. See: Fixed charge coverage ratio.
In context of municipal bonds, refers to the issuer's present and future ability to create sufficient tax revenue to fulfill its contractual obligations, accounting for municipal income and property values.
In context of taxation, notion that tax rates should be determined according to income or wealth.
Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University