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Definitions:
Useful Life
The period over which an asset is expected to be usable for its intended purpose, affecting depreciation calculations.
Operating Costs
Expenses associated with the day-to-day functioning of a business, excluding costs related to production.
Service Hours
A measure of the time that employees or machines are actively providing services, often used in allocating service costs or assessing productivity.
Net Operating Income
The profit generated from a company's core business operations, excluding costs and expenses from financing and investing activities.
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