Integration affects economic growth mainly through two different channels : The scale-effect channel and the factor-reallocation channel. In order to investigate both channels within a unifying framework, we employ a simple descriptive growth model. The scale-effect channel increases either the...

The foreign aid landscape has undergone a paradigm shift in the last few decades, with changes in the behaviour of 'traditional' donors and a new focus on selectivity in aid disbursement, as well as 'new' donors and South-South co-operation playing an increasingly important role. Amidst these...

Production often causes pollution as a by-product. Once pollution problems become too severe, regulation is introduced by political authorities which forces the economy to make a transition to cleaner production processes. We model this transition as a change in "general purpose technology"...