Many accountants reject the normal-volume notion and maintain that each year must .stand by itself; that is, each year's overhead must be applied to each year's production, written off as a loss, or both. This attitude arises from (a) the widespread conviction that the year is the key time period, and (b) adherence to the idea that overhead costs for a given year generally must cling or attach to the units produced during that year regardless of the relationship of that year's activity to average long-run activity.
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