PROVISION OF FINANCIAL-REBATE PROGRAM SERVICES RELATED TO ENERGY, NAMELY ENABLING CUSTOMERS TO MITIGATE VOLUME EARNINGS EXPOSURE TO VARIOUS WEATHER CONDITIONS IN CONNECTION WITH ENERGY USAGE BY PROVIDING FIXED-PRICE REPLACEMENT POWER OR A FINANCIAL SETTLEMENT WHEN A COMPONENT FAILURE OR OTHER CONDITION REQUIRES A POWER-GENERATING HYDROELECTRIC GENERATOR UNIT TO BE REMOVED FROM SERVICE OR ITS GENERATING CAPACITY TO BE DERATED