However, before private investors will commit large amounts of capital to this sector there must be transparent, long-term and certain regulations governing carbon emissions, renewable energy and energy efficiency (see Deutsche Bank‟s TLC framework). 17 Such investments will only be made if investors are able to earn adequate risk-adjusted returns and if appropriate market structures are in place to access this capital. To quote the World Economic Forum‟s report „Green Investing 2010‟ (WEF 2010), “While the world‟s investors may be ready to invest in clean energy companies and projects, they still have questions over the policy environment in which.