We present a novel approach towards the financial Ising model. Most studies utilize the model to find settings which generate returns closely mimicking the financial stylized fact such as fat tails, volatility clustering and persistence, and others. We tackle the model utility from the other...

Motivated by the changing nature of the natural gas industry in the European Union driven by the liberalization process, we focus on pricing of gas swing options. These options are embedded in typical gas sales agreements in the form of offtake flexibility concerning volume and time. The gas...

This SIMAT Working Paper deals with an intensively discussed topic in the German natural gas economy: The price-link in natural gas contracts. Because of opposite price developments of the energy commodities such as oil, coal or natural gas, the traditionally used oil price-link is facing a...