We investigate how variety affects the innovation output of a region. Borrowing arguments from theories of recombinant innovation, we expect that related variety will enhance innovation as related technologies are more easily recombined into a new technology. However, we also expect that...

The paper attempts to interpret a few stylized facts of international economic growth by means of an open economy evolutionary model. The idea is that growth models that incorporate a richer representation of the properties and effects of technological change can give a better explanation of the...

In this work, we present an assessment of the nature and impact of current "globalizing" tendencies at various levels of observation. The evidence in this respect suggests that it has mostly concerned financial flows (especially short-term ones); to some extent trade flows; and only to very...