Please try to include these points in the assignment: Advantages and disadvantages of virtual currencies Stand of recent research on virtual currencies Threats of virtual currencies on national and international economy Threat of virtual currencies towards the central bank Threat of virtual currencies on the German economy How is the European central bank planning to deal with the threat? Virtual currency regulations in Europe and choose a specific country What possible solutions have been foreseen to solve the issues Can virtual currency contribute to the stability of the economy? or it only has a negative impact?