EX-5 2 t18104exv5.txt EX-5 EXHIBIT 5.0 CUSIP No. 989390109 AGREEMENT CONCERNING JOINT FILING OF SCHEDULE 13D The undersigned agree as follows: (i) each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) each of them is responsible for the timely filing of such Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other person making the filing, unless such person knows or has reason to believe that such information is inaccurate. This Agreement may be executed in any number of counterparts, each of which shall be deemed to be an original, but all of which, taken together, shall constitute one and the same instrument. Dated: October 3, 2005 V. PREM WATSA /s/ V. Prem Watsa ---------------------------------------- 1109519 ONTARIO LIMITED By: /s/ V. Prem Watsa ------------------------------------ Name: V. Prem Watsa Title: President THE SIXTY TWO INVESTMENT COMPANY LIMITED By: /s/ V. Prem Watsa ------------------------------------ Name: V. Prem Watsa Title: President 810679 ONTARIO LIMITED By: /s/ V. Prem Watsa ------------------------------------ Name: V. Prem Watsa Title: President FAIRFAX FINANCIAL HOLDINGS LIMITED By: /s/ Paul Rivett ------------------------------------ Name: Paul Rivett Title: Vice President CRC (BERMUDA) REINSURANCE LIMITED By: /s/ Ronald Schokking ------------------------------------ Name: Ronald Schokking Title: Vice President FFHL GROUP LTD. By: /s/ V. Prem Watsa ------------------------------------ Name: V. Prem Watsa Title: Vice President and Director FAIRFAX INC. By: /s/ John Cassil ------------------------------------ Name: John Cassil Title: Vice President TIG HOLDINGS, INC. By: /s/ V. Prem Watsa ------------------------------------ Name: V. Prem Watsa Title: Chairman and Director TIG INSURANCE GROUP, INC. By: /s/ Scott Donovan ------------------------------------ Name: Scott Donovan Title: President TIG INSURANCE COMPANY By: /s/ Scott Donovan ------------------------------------ Name: Scott Donovan Title: President ODYSSEY RE HOLDINGS CORP. By: /s/ Robert Giammarco ------------------------------------ Name: Robert Giammarco Title: Executive Vice President and Chief Financial Officer ODYSSEY AMERICA REINSURANCE CORPORATION By: /s/ Robert Giammarco ------------------------------------ Name: Robert Giammarco Title: Executive Vice President CLEARWATER INSURANCE COMPANY By: /s/ Robert Giammarco ------------------------------------ Name: Robert Giammarco Title: Executive President CRUM & FORSTER HOLDINGS CORP. By: /s/ Carol Ann Soos ------------------------------------ Name: Carol Ann Soos Title: Secretary CRUM & FORSTER HOLDING INC. By: /s/ Valerie J. Gasparik ------------------------------------ Name: Valerie J. Gasparik Title: Secretary UNITED STATES FIRE INSURANCE COMPANY By: /s/ Carol Ann Soos ------------------------------------ Name: Carol Ann Soos Title: Vice President