mr. dinkins a question. you list -- mr. dinkins a question. your list several policies that could be structured to accomplish some of the objectives. one of the policies you mentioned is reverse auction incentives. he said those could be established for varying technologies to drive industry competition and innovation. i was wondering if you could elaborate on that if a bit and tell us how you think that might work and whether there are examples of that we ought to look back. >> senator frank and mentioned the role of government -- franken mention the role of government. reverse auctions have a potential to play the same kind of role. in southern california, utilities are using reverse auction programs. to use the reverse auction mechanism, to create a competitive market opportunities for their projects -- the winning bids have strong penalties for noncompliance, which is a critical aspect. southern california utilities are procuring several hundred megawatts of solar at close to $90 per megawatt power. it is a model that has been used in othe