The biggest threat to our economy is we stop buying...for whatever reason...
The problem is that the very second a Democrat looks to win POTUS in 2008, many people will begin locking down their assets in "survival mode" as a reflex to the approaching tyranny to come.
Rats are bad for business. The election of one could definitely lead us into a recession. Particularly when they have a rat house and senate behind them. Think "Economic Armageddon".