WASHINGTON, March 12 -- The Federal Labor Relations Authority issued the following decision (Case No. 0-AR-5424): DECISION Before the Authority: Ernest DuBester, Chairman, and Colleen Duffy Kiko and James T. Abbott, Members (Chairman DuBester dissenting) Statement of the Case In this case, we find that when an agency is determining whether to grant a debt waiver under 5 U.S.C. Sec. 5584, it has sole and exclusive discretion to determine whether there is fraud, misrepresentation, fault, or l  more