Education systems can be viewed as complex systems, by considering that learning, teaching, cognition and education are phenomena resulting from interactions between the heterogeneous agents that compose such systems. Given the complex nature of education systems, new approaches seem relevant,...

Learning at school and university and also at the work place has become more important in the knowledge-based economy. This paper provides a critical review of recent econometric work on the determinants and impacts of training in Europe. Training has non negligible positive effects for firms...

Competing definitions of justice in Plato's Republic and Aristotle's Politics indicate the existence of two distinct economic systems with different normative priorities. The three-class society of the Platonic economy (guardians, auxiliaries, producers) gives rise to guardians who by virtue are...