standardised deduction

What is standardised deduction?

standardised deduction definition and meaning on Finance terms:
The fixed percentage of the amount outstanding of debt securities with an agreed maturity of up to two years (including money market paper) which can be deducted from the reserve base by issuers that cannot present evidence that such outstanding amount is held by other institutions subject to the minimum reserve system of the Eurosystem, by the ECB or by a national central bank. See also
minimum reserves
reserve base<