Max Lawson is Head of Development Finance and Public Services for Oxfam GB When I lived in Malawi in 2002, the outlook was bleak. The received wisdom was that Malawi had a structural food deficit and for the foreseeable future would face periodic famines and chronic food insecurity. Our humanitarian department was thinking of setting up a permanent office. But

In the Financial Times, Javier Blas gives us the back-story to the attempt by the world’s largest mining company, BHP Billiton, to buy its largest fertiliser company, PotashCorp. Suddenly fertiliser is big business: in the first eight months of the year, deals valued at $61bn have been announced by companies in the industry, a high that more than doubles the peak