We build an agent-based model to study how the interplay between low- and high- frequency trading affects asset price dynamics. Our main goal is to investigate whether high-frequency trading exacerbates market volatility and generates flash crashes. In the model, low-frequency agents adopt...

The paper attempts a critical assessment of both the theory and the empirical evidence on the role of appropriability and in particular of Intellectual Property Right (IPR) as incentives for technological innovation. We start with a critical discussion of the standard justification of the...