Management of a firm and labor submit to compulsory arbitration when the federal government requests arbitration as a means of eliminating a prolonged strike that threatens to disrupt the economy. requests mediation as a means of eliminating a prolonged strike that threatens to disrupt the economy. appoints a member of the management as an arbitrator to resolve disputes that threaten to disrupt the economy. appoints a third party as a mediator to resolve disputes that threaten to disrupt the economy. appoints a member of the union as an arbitrator to resolve disputes that threaten to disrupt the economy.