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TBILLYIELD

TBILLYIELD ( settlement , maturity , pr )

Description: Computes the yield for a U.S. Treasury bill.

Mathematical Formula:

where:

DSM = number of days from settlement to maturity, excluding any maturity date that is more than one calendar year after the settlement date.

Arguments:

Name

Type

Description

settlement

number

The Treasury bill's settlement date. Any time information in the date is ignored.

maturity

number

The Treasury bill's maturity date. Any time information in the date is ignored.

pr

number

The Treasury bill's price per $100 face value.

 

Return Type and Value: number – The yield for a U.S. Treasury bill.

However, if

settlement or maturity is out of range for the current date base value, #NUM! is returned.

settlement > maturity, #NUM! is returned.

maturity is more than one year after settlement, #NUM! is returned.

pr ≤ 0, #NUM! is returned.

[Example:

TBILLYIELD(DATE(2008,3,31),DATE(2008,6,1),98.45) results in 9.1417%

end example]