This section examines the scale of privately financed investment committed as of March 2008, and projections of additional investment up to 2012. It also outlines the long-term cost to the public sector of the contracts signed to date, and provide an estimate of the long term cost of projects that are currently being negotiated. It is demonstrated that capital investment through PPP is set to increase significantly over the coming years, a trend mirrored by increases in the public liabilities.