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The lot is purchased with a 1/7/02 TIPS Index Ratio of 1.12123. See the following figure.
Accruals are run on 1/04/2002. This updates the accrual on the position level of the Cost object with the TIPS Index Ratio, from 01/04/2002, of 1.12141. See the following figure.
Security 9128272M3 Price on 01/04/02 is 99.5; this is the same as the purchase price of the lot. See the following figure, which shows the Add Issue Price panel.
This scenario would create a gain because CUSIP 9128272M3 is in an inflationary period.
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