On migration, Mr Fox proposes a guest-worker programme to improve conditions for Mexicans working north of the border.

ECONOMIST: Fox and Bush, for richer, for poorer

He is sceptical about a guest-worker programme with just one or two Mexican states, but open to it.

ECONOMIST: Utah's immigration debate

The irony in his proposal is that such a guest-worker programme would necessarily encroach upon a federal prerogative.

ECONOMIST: Utah's immigration debate

It would also enable tens of thousands of legal immigrants to come to the US under a guest worker programme.

BBC: Tens of thousands at US immigration reform rallies

Mr Bush's plans, which involve tighter border security, a guest-worker programme and a path to citizenship for the 12m or so illegal immigrants already in America is sensible and humane.

ECONOMIST: American politics

Early intervention by a dedicated case worker has reduced crime among those people involved by 45%, says the head of the troubled families programme, Louise Casey.

BBC: Problem families: Case worker intervention 'works'