What operational model do platforms like Upwork and Freelancer.com typically use to connect clients and freelancers?

Answer

A bidding system

Platforms such as Upwork and Freelancer.com often operate on a bidding system where freelancers submit proposals, frequently including a quoted price, in response to detailed client project specifications.

What operational model do platforms like Upwork and Freelancer.com typically use to connect clients and freelancers?
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