Philosopher Mark Sheehan, of Oxford University's James Martin 21st Century School, says moral complexities do arise because of the relationship between the artist and the art in the mind of the audience.

BBC: NEWS | UK | Magazine | Can the art of a paedophile be celebrated?

His view is that better banking from an economic and moral perspective requires bankers to have a closer and more personal relationship with customers - and this could be achieved both by forcibly turning an RBS or Lloyds into a set of German-style regional banks, and by regulatory reform that would make it easier for local banks to flourish.

BBC: Should bishops run the banks?

The educational aspect of a homosexual relationship with a boy was considered to contribute to his moral and intellectual growth.

ECONOMIST: Letters