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Other decisions are addressed using cost models that calculate the possible costs of all support options and then identify the least cost solution. Then the total cost of each option can be compared to determine the lowest option in terms of long-term support over the life of the system.
The term differs slightly from Total cost of ownership analysis (TCOA). LCCA determines the most cost-effective option to purchase, run, sustain or dispose of an object or process, and TCOA is used by managers or buyers to analyze and determine the direct and indirect cost of an item. [1] The term is used in the study of Industrial ecology (IE ...