The group of people within an organization who participate in the buying process and share common goals, risks, and knowledge important to a purchase decision are referred to as the

Buying center

Explanation:

The group of an people in an organization that participated for purchasing the process and at the same time they share the common goals, objectives, risk and knowledge that are crucial for making a purchasing decision we called it as the buying center. In this the unit of the decision making of an organziation contacted to the members for making the buying decision process of the firm

So the above should be the answer

you're crazy if you think that someone is going to write a 500 word report for you.

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