Will cost of the transaction changes during month end, will it affect the prior transactions

Summary:

Dear Team,

We would like to know the impact on Periodic Average Costing Method for the below scenario:

In Periodic Average Costing method, if the cost of the transaction changes during month end, will it affect the prior transactions which are already created for the same month.

Additionally, we would like to know if there is any other scenario which creates variances in system.

Thankyou.

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