麻豆约拍

Pepsico boss Indra Nooyi talks to Lesley Curwen about the impact of rising food and fuel prices, revolutions in the Middle East, and the influence of her grandfather.

Plus, Mark Thompson of Lexalytics explains how computer programmes can now read the mood and content of financial news, and trade shares in milliseconds, as a result.

And technology commentator Rupert Goodwins says fear and greed are driving the high price of internet companies such as Huffington Post.