But midsized firms, which cannot command the same fees and loyalty as the big boys, are feeling the squeeze.

ECONOMIST: Consulting bounces back

Fiat's profit margins are thin or non-existent, because it cannot command high prices for its small cars (see chart).

ECONOMIST: Fiat falters: Nibbling the bullet | The

But the 25-year-old cannot currently command a regular place at regional level as he plays for the same Blues side as Williams.

BBC: Williams makes shock Wales return

They may move their limbs and eyes, but it cannot be done to command.

BBC: Finding a voice for the brain injured

And although business plans cannot reproduce, successful ones do command a growing share of the economy's resources, as companies expand on the back of them and rivals copy them.

ECONOMIST: Evolutionary economics is surviving, but not thriving

But Afghanistan cannot continue for long without politicians who command wide assent.

ECONOMIST: Special report

But now they have lots of capital tied up in a mature, even declining, industry that cannot control its costs properly, it is time for them to take command.

ECONOMIST: Pay at investment banks

Barclays' board cannot think of many other potential candidates who would both have the reforming zeal and would be able to command the respect of the bank's serving investment bankers (Richard Meddings of Standard Chartered is someone whose name is also under consideration).

BBC: Barclays: Winters and O��Donnell tipped for top jobs