average and spot measures of the magnitude and direction of volatility spillovers. Our methodology is based on forecast error … variance decompositions of VAR and VARMA systems of parametric and non-parametric volatility measure... …

volatility to both production factors and weather. The second paper is devoted to the measurement of grain market integration in …Getreide ist ein wichtiges Grundnahrungsmittel. In dieser Dissertation analysiere ich gemeinsam mit meinen Koautoren … cereal production and trade in different periods. In the first paper, we develop an approach to attribute current wheat yield …

-Carbon World -- Petroleum Conspiracies: How Russian policymakers seek meaning in oil price volatility. … new market uncertainties and trends, and social perceptions of energy security and of power. Further, based on case … studies it explores the implications for OPEC, Russia, and Central and Eastern Europe, as well as for the energy transition …

, in the global energy market. Part I focuses on the relationship between OPEC and its member states. Part II examines the …. The final section, Part IV, looks at OPEC and the governance of international energy." …