I am looking for in-depth market research data related to Online advt.
market. I am specifically looking for information on following points..

1. Online advt. market overview -- what is the size of the market,
what are the various major and minor constituents in the market, who
are the major driving forces, what is the cost of revenue, what are
the typical sales and marketing strategies in this sector.

2. Current market statistics division on various options/trends --
Especially static banners vs. google style pay per click advt. (what
is their share), what are the trends, who is dominent, what are the
new burgeoning models.

3. Comparison of Online advt. with traditional advt. market -- How
they compare in terms of absolute dollar revenue, effectiveness,
motivation, how much percentage of companies who do traditional advt.
have some form of online advt., How it divides in terms of various
industry segments, what are the major hurdles/sticky points,
advantages of traditional advt. mediums, trends in traditional advt.
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