Ad Age Data Center

The Ad Age DataCenter provides exclusive advertising and marketing industry data compiled by the Ad Age Research Department. This constantly updated collection includes more than 600 separate charts arranged in the four major categories:
– Marketers
– Media
– Agencies
– Salary Surveys

Advertising World

This site, maintained by the University of Texas, claims to be the most extensive collection of advertising-related links on the Web.

Truth Is, Marketing Is Facing a Crisis

ICONOCAST takes a look at the problems facing marketers brought about by the new interactive online advertising options and dwindling response rates in all media.

Internet Advertising: Think Small, Grow Big

Article compares the growth of Internet advertising to its new-media predecessor, cable TV.