The price they pitch is the price they are paid per mwh. If they can't produce it that cheaply they can choose to either sell at a loss or shut down. People do

The price they pitch is the price they are paid per mwh. If they can't produce it that cheaply they can choose to either sell at a loss or shut down. People do sometimes sell at a loss - but that is a business decision. Basically the contracts say - for every mwh supplied, this is what we will pay for you for this period. So it is self governing - no point in lying, as you simply won't get paid any more.