He also has to account for the fact that he only has 15 years earning power and that he could be injured and finished tomorrow - better to be knackered for three years on 100k than 50K!!
Two division gulf is now wide and will widen - which is a good thing. Im all for transfers because theres little point creating two divs to raise standards and then have no mechanism for movement between them.
Its not all bad for Leics. If Broad gets a central contract most of the incentive payment/reward (around 100K) now stays with the county of origin.
He could be an earner for them for a few years yet.