JOINT FILING AGREEMENT
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The undersigned hereby agree that the statement on Schedule 13D dated November 5, 2001 with respect to the common stock of Jupiter Media Metrix, Inc. is, and any amendments hereto signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 31(d)-1(f) under the Securities Exchange Act of 1934, as amended.
Date: November 1, 2001
| NETRATINGS, INC. | |||
By: |
/s/ XXXX X. XXXXX |
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| Name: | Xxxx X. Xxxxx | ||
| Title: | Executive Vice President of Corporate Development, Chief Financial Officer and Secretary | ||
SONOMA ACQUISITION CORP., LLC |
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By: |
/s/ XXXX X. XXXXX |
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| Name: | Xxxx X. Xxxxx | ||
| Title: | Manager | ||
XXXXXXX MEDIA RESEARCH, INC. |
|||
By: |
/s/ XXXXX X'XXXX |
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| Name: | Xxxxx X' Xxxx | ||
| Title: | Senior Vice President and Chief Financial Officer | ||
ACNIELSEN CORPORATION |
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By: |
/s/ XXXX X. XXXXXXX |
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| Name: | Xxxx X. Xxxxxxx | ||
| Title: | Executive Vice President and General Counsel | ||
VNU N.V. |
|||
By: |
/s/ XXXXXXX X. XXXXXXX |
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| Name: | Xxxxxxx X. Xxxxxxx | ||
| Title: | Executive Director | ||
JOINT FILING AGREEMENT
