It is no wonder that bank capital is regulated. When borrowing and lending is profitable, it is tempting for banks to scale up their operations and to borrow and lend too much in relation to their capital, in effect reducing the effectiveness of the potential capital cushion.

It is no wonder that bank capital is regulated. When borrowing and lending is profitable, it is tempting for banks to scale up their operations and to borrow and lend too much in relation to their capital, in effect reducing the effectiveness of the potential capital cushion.

Interest rate cuts have an effect in stimulating an economy by directly or indirectly making someone, somewhere, spend more than they otherwise would. That extra spending increases demand and ensures that we all carry on with work to do, without us having to slash our prices or our wrists.

Once we are fed, heated, housed and healthy, our extra consumption inevitably has an element of luxury about it. And once luxury enters the scene, the practicalities are in trouble, as women who wear expensive stiletto heels can testify.

At the BBC we've had plenty of women in good management jobs. It comes and goes but there's been plenty. On air, I think there's quite a bit more we can do.

Britain, however, has ended up specializing in the ones you don't see as much of: defense aerospace, making drive shafts for cars, pills and drugs, designing chips that go into 94 percent of the world's mobile phones.

We escaped the last big bursting of a bubble - the dotcom bubble - with a relatively light U.S. recession. On that occasion, the world economy found its way back on track fairly quickly.