The single most important cost savings available from centralization come from Spend aggregation.
Spend aggregation is the process of combining all of your company's vendor transactions into a streamlined system that is shared among a select few suppliers. The term "aggregation" can be used to describe combining the purchasing functions of various organizational departments or, on a broader scale, combining the purchasing functions of numerous locations.
You may increase procurement efficiency while lowering the costs associated with controlling expenditure by reducing the number of vendors you interact with and your ordering cadence across business locations.
Aggregation describes the link between micro and macroeconomic interactions. The behavior of specific economic agents is referred to as the micro level. The linkages between totals, averages, or other economic aggregates at the national or international level are referred to as the macro level.
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