XIRR - script function

XIRR() returns the aggregated internal rate of return for a schedule of cash flows (that is not necessarily periodic) represented by paired numbers in pmt and date iterated over a number of records as defined by a group by clause. All payments are discounted based on a 365-day year.

Syntax:  

XIRR(pmt, date )

Return data type: numeric

Arguments:  

Argument Description
pmt

Payments.The expression or field containing the cash flows corresponding to the payment schedule given in date.

date The expression or field containing the schedule of dates corresponding to the cash flow payments given in pmt.

Limitations:  

Text values, NULL values and missing values in any or both pieces of a data-pair will result in the entire data-pair to be disregarded.

Examples and results:  

Add the example script to your app and run it. Then add, at least, the fields listed in the results column to a sheet in your app to see the result.

Example Result  

Cashflow:

LOAD 2013 as Year, * inline [

Date|Discount|Payments

2013-01-01|0.1|-10000

2013-03-01|0.1|3000

2013-10-30|0.1|4200

2014-02-01|0.2|6800

] (delimiter is '|');

 

Cashflow1:

LOAD Year,XIRR(Payments, Date) as XIRR2013 Resident Cashflow Group By Year;

Year

2013

XIRR2013

0.5385

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