Exhibit 2

JOINT FILING AGREEMENT
 
In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, each of the undersigned Reporting Persons hereby agrees to the joint filing, along with all other such Reporting Persons, on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Common Stock, $0.01 par value, of Huntsman Corporation, and that this Agreement be included as an Exhibit to such joint filing. This Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

IN WITNESS WHEREOF, each of the undersigned hereby executes this Agreement as of this 3rd day of August, 2007.
 
 
D. E. Shaw Valence Portfolios, L.L.C.
 
By:   
D. E. Shaw & Co., L.P., as
managing member
 
 
 
 
    By:  /s/ Julius Gaudio
 
 
 
Julius Gaudio
Managing Director
 
     
  D. E. Shaw & Co., L.P.
 
 		  
 		  
 
  By:    /s/ Julius Gaudio
 
Julius Gaudio
Managing Director
 
     
  David E. Shaw
 
 		  
 		  
 
  By:    /s/ Julius Gaudio
 
Julius Gaudio
Attorney-in-Fact for David E. Shaw