ll of the following are economic benefits of maintaining relationships with current customers EXCEPT: a. happy customers refer friends and colleagues. b. new customers increase profits more than current customers. c. order-processing cost are less for returning customers. d. long-time customers spend more money than new customers.

It costs more selling to new customers than old customers, therefore economic benefits of maintaining relationships with current customers will include all of the listed options EXCEPT: b. new customers increase profits more than current customers.

Customer relationship management is very key in every business as it is one very important strategy to customer retention.

When a good relationship is created and maintained with current customers, economic benefits that such business will get could include:

Satisfied customers can refer their friends and colleagues
It saves cost when a returning customer is making new orders.
Satisfied customers who have a good relationship with the business will be more willing to spend more than new customers who are still having trust issues.

Thus, it costs more selling to new customers than old customers, therefore economic benefits of maintaining relationships with current customers will include all of the listed options EXCEPT: b. new customers increase profits more than current customers.

Learn more here:

https://brainly.com/question/21657632