The Uniform Commercial Code — in all its forms — tells us that the increased or unforeseen cost of selling a good alone does not excuse performance. After all, a rise in prices or the collapse of a given market is no justification, the UCC states, “for that is exactly the type of business risk which business contracts made at fixed prices are intended to cover.” But recent case law puts a finer point on the issue and may require lawyers to refine their form natural gas purchase and supply contracts to redefine force majeure in certain circumstances.