but not limited to the risk in a fixed price contract that markets will change to one party’s detriment, or that product input costs or availability may fluctuate. Such risks will not constitute events beyond such party’s reasonable control. In the event Supplier is required to institute an allocation program for force majeure reasons, as defined herein, Supplier will first allocate available production on an equitable basis between customers holding written contracts of at least one (1) year’s duration.