This paper analyses the adoption of energy-efficiency enhancing technologies by heterogeneous firms. The fact that energy use does not only cause external environmental costs through pollution, but also directly affects the profitability of the firm and hence its behaviour on input and output...

We study how the opportunity to trade in trash might influence the equilibrium outcome when the tax on the externality is determined by a political economy process. In our model, individuals have heterogeneous preferences for environmental quality, and there is a leakage when funds are...