GE's Jack Welch, no less, has given warning of the clashing incentives this might create within a firm.

ECONOMIST: Shares: Making tracks | The

But reputations, as this credit crisis has taught the world, no longer mean jack.

FORBES: Beware The Son of Subprime

Now, one may be tempted to say, if the top tax rate has no impact on tax receipts, why not jack it up?

FORBES: Tax Rates and the Great Fairness Debate

Just on the level of sheer spectacle -- and these are movies we're talking about, spectacle is no small matter -- a flick like "Jack the Giant Slayer" has a lot going for it: a perilous daylong climb into the clouds, a castle in the sky worthy of Hayao Miyazaki, waterfalls that drain into thin air and the delightful sight of a 100-foot chef sneezing into his pastries.

CNN: STORY HIGHLIGHTS

No-one in Washington will be surprised by the news that President Obama has nominated Jack Lew to replace Tim Geithner as US Treasury Secretary.

BBC: Obama puts a trusted man at the Treasury