A retreating world narrows Ireland's trade horizons

As the US and Britain consider pushing up barriers to trade, smaller players like Ireland will need to use their brains as never before, writes Kyran Fitzgerald.

Mohamed El Erian has carved out a considerable reputation having served for many years as chief economist at the leading US fund manager Pimco. Today he is the chief economic advisor of its parent Allianz.

Mr El Erian is not, it has to be said, the most cheery of souls.