Government policies are therefore needed to support the commercialisation of new technologies (R&D tax credits; accelerated depreciation; investment incentives; government support for venture capital funds; and output-stage support such as feed-in tariffs etc.) and to correct market failures through carbon pricing). To create this type of „investment grade‟ policy, such support needs to be „loud‟ (big enough to impact the bottom line), „long‟ (for a sustained period) and „legal‟ (with regulatory frameworks clearly established). Another key barrier is the lack of financial instruments enabling pension funds to make these investments. The market for green.