We look back at a tumultuous week for Japan and hear from Tokyo-based investment banker Yuichiro Nakajima, and 'catastrophist' Gordon Woo.

As fears grow that Japan's nuclear crisis and the unrest in Arab nations could lead to a new oil shock, we speak to Dr. Jeremy Leggett, Executive Chairman of Solar Century, and Dr. Manouchehr Takin, analyst at the Centre for Global Energy Studies.

Leading hedge fund manager, Jim Chanos, warns of trouble ahead in the US municipal bond market. He tells Lesley Curwen that the question for near-bankrupt American states is: 'are you going to pay your bond-holders, or are you going to pay your teachers, firemen and sanitation workers?' And the BBC's Ed Butler reports from the city of Alameda, California on how budget shortfalls are translating into school cuts.

Plus Irish comedian and writer Colm O'Regan muses on the joys of self-employment, including going to work in your pyjamas. Show less