Among Possible Outcome(s)with Offering a Buy-Back to a Departing Employee

Among possible outcome(s) with offering a buy-back to a departing employee is that:

A) overall employee morale generally rises within the organization
B) other employees may expect similar raises
C) it is illegal in most provinces
D) it can result in the employee doing less
E) the employee may reject the buy-back due to the ethics of not reporting to the new job which they had previously accepted