<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>4
<FILENAME>micc073102_e.txt
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>

                                                                 EXHIBIT I



                                   JOINT FILING AGREEMENT
                                   ----------------------




         Each of the undersigned hereby agrees that the Schedule 13G filed
    herewith is filed jointly, pursuant to Rule 13d-1(f)(1) of the Securities
    Exchange Act of 1934, as amended on behalf of each of them.


               Dated:     August 12, 2002

               AXA Financial, Inc.



               BY: /s/ Alvin H. Fenichel
                  -----------------------------------------
                  Alvin H. Fenichel
                  Senior Vice President and Controller



         AXA Assurances I.A.R.D. Mutuelle; AXA Assurances Vie Mutuelle; AXA
    Conseil Vie Assurance Mutuelle; AXA Courtage Assurance Mutuelle, as a
    group, and AXA

               Signed on behalf of each of the above entities



               BY: /s/ Alvin H. Fenichel
                  -----------------------------------------
                  Alvin H. Fenichel
                  Attorney-in-Fact
                  (Executed pursuant to Powers of Attorney)




</TEXT>
</DOCUMENT>
