In economics, theory states that perfect information is needed for perfect competition and market efficiency. What happened with the financial crisis, didn't anybody notice the problems? Was the media able to air and publish their findings, or allowed to investigate in the first place?
In securities markets, quality information is required for the markets to function optimally. Without this, there will be volatility and abnormal adjustments. Traditionally, insiders were usually the most likely to make the largest gains through insider trading. Today, the web is lacking in accurate information and functionality (i.e. DNS). Other media seems to be conveying less than perfect information.
When evaluating securities, securities analysts take into consideration all relative information, including economic and company information, when making valuations and buy/sell recommendations. Individual investors need access to this information as well. There are probably very sophisticated pricing models used by some. Does the public have any idea what these programs show?
For markets to work efficiently, there needs to be transparency. The media needs to be able to air and publish their findings. And, people need equal access to data. Today, phishing is a concern and could be used for censorship. Are production, productivity and service levels there?