Norway's sovereign wealth fund to reinvest in Walmart after 13 years

Norway's central bank said on Tuesday that the country's sovereign wealth fund, the world's largest, will once again be able to invest in Walmart and five other companies which had been excluded on ethical grounds.

The Norwegian fund, which manages more than  $1 trillion in assets, withdrew from the American retail giant in 2006 "based on an assessment of serious systematic violations of human rights", relating to poor working conditions within the company and lack of monitoring of supply chains.

The Council on Ethics, an advisory body that guides the fund's investments, ruled that "the grounds for exclusion are no