A mentor once asked his entrepreneurship class "How do people decide what a business is worth?" People threw out Cashflows, asset value, and other thoughts. He

A mentor once asked his entrepreneurship class "How do people decide what a business is worth?" People threw out Cashflows, asset value, and other thoughts. He disagreed: to Ken a business is worth only what people are willing to pay for it. It seems you are in the same boat: they are worth what they feel is fair. All this to say that I have never heard of a uniform method. It's all up to negotiations for your team.