if the dispute has a claimed value of more than $ 10,000,000 , then the arbitration will be heard and determined by a three -lrb- 3 -rrb- member panel , with one member to be selected by each party and the third -lrb- who will chair the panel -rrb- selected by the two -lrb- 2 -rrb- party-appointed members or by the aaa in accordance with the commercial arbitration rules .