This paper deals with a mean–variance optimal portfolio selection problem in presence of risky assets characterized by low-frequency trading and, therefore, low liquidity. To model the dynamics of illiquid assets, we introduce pure-jump processes. This leads to the development of a portfolio...

To explain emergent cultural phenomena, this paper argues, it is inevitable to understand the evolution of complex human cognitive adaptations and their links to the population-level dynamics of cultural variation. On the one hand, the process of cultural transmission is influenced and...

To explain emergent cultural phenomena, this paper argues, it is inevitable to understand the evolution of complex human cognitive adaptations and their links to the population-level dynamics of cultural variation. On the one hand, the process of cultural transmission is influenced and...