CO2 molecules make lovely Christmas ornaments.

Economists and political strategists attending an economic summit Thursday said it is critical for New Hampshire, New England and the country to understand that climate change has to be part of the equation in forging a solution to the current fiscal and monetary crisis.

http://www.seacoastonline.com/articles/20101119-NEWS-11190419

There are 3.7 *10^44 CO2 molecules in the atmosphere, and the national debt is $13.8*10^12. That puts the price of CO2 at about 4*10^-32 dollars per molecule. In other words, you can pick up a boatload of dirt cheap CO2 molecules as Christmas presents this year, and help solve the national debt!