National chain stores have found that private brands help differentiate them from their competitors. As the size of retail companies has increased through mergers and acquisitions, the procurement of private-label products to develop a distinctive identity has become more possible of late through

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Answer:

The correct answer is Economies of scale.

Explanation:

The economy of scale occurs when a company has the power to manage the situation in production when it presents an optimal level of production, which allows it to produce a larger quantity at a lower cost since, as sustained growth occurs, its unit production costs are directly reduced.