EXHIBIT 1 JOINT FILING AGREEMENTJoint Filing Agreement • August 15th, 2008 • Childrens Investment Fund Management (UK) LLP • Electric services
Contract Type FiledAugust 15th, 2008 Company IndustryThe undersigned acknowledge and agree that the foregoing statement on Schedule 13D is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13D may be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.
October 3, 2008 3G Capital Partners Ltd. 800 Third Avenue, 31st Floor New York, New York 10022 Attention: Alexandre BehringExpense Sharing Agreement • October 6th, 2008 • Childrens Investment Fund Management (UK) LLP • Railroads, line-haul operating
Contract Type FiledOctober 6th, 2008 Company IndustryThe purpose of this letter agreement is to confirm the agreement between The Children’s Investment Fund Management (UK) LLP (“TCI Management”) and 3G Capital Partners Ltd. (“3G Capital Partners” and, together with TCI Management, the “Parties”) to coordinate and share certain expenses relating to our litigation involving CSX Corporation. This letter shall take effect on October 3, 2008. Capitalized terms used but not defined herein have the meanings given to them in letter agreement dated December 12, 2007 and filed by the Parties as Exhibit 4 to the Schedule 13D filed with the Securities Exchange Commission on December 12, 2007 (such letter agreement, the “Group Agreement”).