Annual investment needs in IS are approaching $2 trillion -3 per cent of global GDP: electricity, water, telecom and transport each require between $200 billion and $300 of capital investment annually.
基础设施服务的年度投资需求将近2万亿美元，占全球GDP的3%：电、水、电信和运输每年各需要2千亿至3千亿美元的资本投资。