Migration can be traced from time immemorial and affects both the places people leave and the places they move into, and is a powerful driver of economic, political and social change. Actual migration is constrained by the individual or household capability, including the financial or social...

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"...

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"...

With the recent growth of the sharing economy, regulators must frequently strike the right balance between private and public interests to maximize value creation. In this paper, we argue that political competition is a critical ingredient that explains whether cities accommodate or ban...

Global energy demand is likely to increase by 45 percent by 2030. Climate change will threaten existing employment and necessitate new green jobs. Funding has gone towards such renewable energy technologies as wind and solar; such fuel economy options as second-generation hybrids, plug-in...