1 The total cost of arbitration was reported to range from $13,476.77 to $403, 033.90. 2  The said study also showed that nine cases resolved through arbitration incurred $710,323.50 for counsel fees with an average outside counsel bill of $78,924.84. On the other hand, according to http://www.insidecounsel.com, arbitration is more expensive than litigation. 2  This is based on the result of a study of employment-related disputes. 3  Attorney’s fees range from $13,043.35 to $283,583.45. 4  The total cost of arbitration was reported to range from $13,476.77 to $403, 033.90.