Food majors like Brasil Foods (BRFS) are hurting because of exports and continually gets re-rated on poor performance.

FORBES: Even In Slow Economy, Brazilians Can't Escape Rising Prices

Companies with strong data businesses, he has argued, are now being re-rated in light of the success of pioneers such as Japan's DoCoMo.

ECONOMIST: Vodafone and Mannesmann

Boring old utility companies that had been hoping to be re-rated by the stockmarket as exciting, new Internet firms may have their hopes dashed after all.

ECONOMIST: Power-line technology

Those that are doing it right will get re-rated.

CNN: TWO BULLS IN THE ASIAN SHOP

Lea Corinth, who is studying international business and Spanish at the University of Westminster uses the re-reading technique - rated by the researchers as being of little use.

BBC: Revision techniques - the good, the OK and the useless

More and more pressure is being put on the AAA-rated countries of the North to help the South, but in exchange they want southern Europe to re-engineer their economies - a painful process that challenges not just budgets but culture.

BBC: Eurozone crisis: North versus South