Marriage guidance for business

How do you resolve multi-billion dollar disputes between the world's biggest companies? Sounds like a job for international arbitration, the business world's equivalent of marriage guidance counsellors.

Justin Rowlatt speaks to Professor Loukas Mistelis an expert on arbitration and lawyer Larry Shore who specialises in dispute resolution.

Plus Steve Fritzinger on why governments should NOT step in to keep prices down during disasters and Rebecca Morelle descends into a deep hole in Finland to discover how it is helping architects build ever bigger buildings.