As the world's central bankers meet for their summer retreat in Jackson Hole, Wyoming, what will be on their minds? Perhaps it will be their $18tn balance sheets, and all the extra cash they created as a consequence, argues author and policy analyst Pippa Malmgren.

The BBC's Joe Miller has been finding out how Frankfurt might cope with a sudden influx of bankers, should the world's lenders choose it as their new European home.

Air India has recently decided to offer only vegetarian food to those travelling inside India in economy class. Rahul Tandon does that quite a lot, and he says the airline's move has got him thinking.

(Photo: Coins stacked on each other in different positions. Credit: Getty Images)