Now that Mitt Romney...

...is officially out of the 2016 race for the Republican nomination, let's check in with the betting markets to see what the "smart money" is thinking. From Paddy Power (with odds):

1. Jeb Bush (2/1)
2. Marco Rubio (9/2)
3. Rand Paul (6/1)
4. Chris Christie (6/1)
5. Scott Walker (6/1)

And from PredictWise (with percentage chance):

1. Jeb Bush (28.2)
2. Marco Rubio (14.8)
3. Scott Walker (12.0)
4. Rand Paul (9.6)
5. Chris Christie (5.7)
6. Ted Cruz (5.1)
7. Rick Perry (4.0)
8. Mike Huckabee (3.4)
9. Bobby Jindal (1.8)