Overall, 72 subjects invest their endowment in four risky assets. Each com-bination of assets yields the same expected return and variance of returns. Illusion of expertise prevails when one prefers nevertheless the self-selected portfolio. After being randomly assigned to groups of four...

Einführung -- Eine Entscheidungstheorie für zeitoptimale Entscheidungen -- Risikoneigung über Zielerreichungszeiten - Eine Analyse auf Basis der klassischen Zeitpräferenztheorie -- Risikoneigung über Zielerreichungszeiten - Eine Analyse auf Basis eines neuen St. Petersburg-Spiels --...

The growing complexity of the Future Internet landscape has driven the need for large-scale federations of experimental testbeds that support the next generation of research and experimentation. However, such facilities are typically difficult to sustain in the long term, particularly in the...