The introduction to Richard Lindzen paper "Climate Science: Is It Currently Designed To Answer Questions?" from Ed Ring has some interesting point's, if you have not read the paper before then EcoWorld.Com has it in full.
Has global warming alarm become the goal rather than the result of scientific research?
by Ed Ring
When the history of the early 21st century is written, it may be the financial health of the global economy was rescued by a new currency, carbon. This new asset class, fungible and tradeable, reinflated the balance sheets of governments and international financial institutions alike, and pulled humanity back from the brink of a worldwide depression. That is the hopeful scenario, and not one to be lightly dismissed.