This paper examines the connectedness between Bitcoin and commodity volatilities, including oil, wheat, and corn, during the period Oct. 2013-Jun. 2018, using time- and frequency-domain frameworks. The time-domain framework's results show that the connectedness is 23.49%, indicating a low level...

We explore optimal hedge ratios and hedging effectiveness for the German electricity market. Given the increasing attention that wavelets received in the financial market, we concentrate on the investigation of the relationship, covariance/coherence evolution and hedge ratio analysis, on a...

Since the collapse of the Metallgesellschaft AG due to hedging losses in 1993, energy practitioners have been concerned with the ability to hedge long-dated linear and non-linear oil liabilities with short-dated futures and options. This paper identifies a model-free non-parametric approach to...

Internationale Rohstoffabkommen sind bisher daran gescheitert, schwankende Erlöse langfristig zu stabilisieren. Da die Ursachen dieser Erlösschwankungen nicht beseitigt werden können, steht das Risikomanagement im Mittelpunkt. Mit Hilfe der Portfoliotheorie werden die Bedingungen des...