JOINT FILING AGREEMENTJoint Filing Agreement • January 3rd, 2000 • Nielsen Media Research Inc • Services-computer processing & data preparation
The undersigned hereby agree that this statement on Schedule 13D dated December 31, 1999 with respect to the Common Stock of NetRatings, 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 13(d)-1(f) under the Securities Exchange Act of 1934, as amended.
CLOSING AGREEMENT BETWEEN NETRATINGS, INC. AND NIELSEN MEDIA RESEARCH, INC.Exhibit 9 • January 3rd, 2000 • Nielsen Media Research Inc • Services-computer processing & data preparation
