How is our money backed in a financial crisis?

With many parts of the world experiencing financial crisis, what has backed the money for all these years?

In the video below, Dan Danford, CFP®, Founder and Chief Executive Officer of Family Investment Center, explains what is backing our currency, the currency of other nations, and why it all doesn't just fall apart when countries face perilous economic issues.  Danford also addresses the functions of monetary and fiscal policies, which were created to help in times of a financial crisis.