Quote from Butterball:
Let's also not forget Hank Paulson thought it'd be a great idea to let Lehman fail in a disorderly manner on a Sunday evening and thought the market was 'well prepared' and the impact would be muted. 48 hours later he started wetting his pants.
There's no telling if there's a large discrepancy between what European leaders assume will be the market reaction and what may actually follow.
Lots of what they are saying its what they have to say. They can't say 'If Greece exits it will trigger the mother of all bank runs' so they say 'We can handle it' just like they said 'Greece won't default' to stop people from panicking