What is an arrangement called whereby two companies with a common strategic goal make a formal or informal agreement?

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A strategic alliance is an agreement between two or more parties to pursue a set of agreed upon objectives needed while remaining independent organizations. This type of partnership is often used by companies to achieve specific strategic goals, such as entering new markets or developing new products, without having to merge their businesses or make a more formal commitment.

What Is an Arrangement Called Whereby Two Companies with a Common