Electricity is not storable. As a consequence, electricity demand and supply need to be in balance at any moment in time as a shortage in production volume cannot be compensated with supply from inventories. However, if the installed power supply capacity is very flexible, variation in demand...

Electricity is not storable. As a consequence, electricity demand and supply need to be in balance at any moment in time as a shortage in production volume cannot be compensated with supply from inventories. However, if the installed power supply capacity is very flexible, variation in demand...

It is well known that returns on foreign exchange rates are not normal and tend to have fat-tailed distributions. Although the precise magnitude of the tail-fatness is crucial for applications such as risk analysis, little consensus exists in this respect due to estimation problems. In this...