Organisers of a world development summit to be held in Johannesburg later this year said yesterday it had secured more money from local firms but still lacked a third of funds needed to meet its budget...State-owned firms Eskom, the South African Post Office and South African Airways said yesterday they had each contributed five million rand, along with mining giant Anglo American and construction company Murray & Roberts. The country's biggest bank Standard Bank and number two cellphone operator MTN have already contributed.