Across the globe climate policy is shifting away from a carbon price towards investment subsidies, such as grants, interest-subsidised loans or guarantees. This increases the risk of inefficient public spending. This paper shows how the main market imperfections related to the emission...

We study an overlapping generations model á la Diamond in which two types of agents are alive at the same time. One type of agents cares about its own level of consumption and an idex of environmental quality, while the other type of agents carse only about its own consumption. At any period,...

This paper analyses environmental fiscal policy within a two-sector endogenous growth model with elastic labour supply. Pollution is modelled as a side product of production. The framework allows us to analyse the consequences of an environmental tax on the economic dynamics. Both transitional...

For a durable consumption good which turns into waste after consumption, the socially optimal durability increases with an increase in the marginal environmental damage. In a laissez-faire equilibrium under perfect competition, producers fail to provide an efficient product design, i.e....

This paper develops a theoretical model to study how investment decisions in innovation taken by a single agent are influences by environmental externalities produced by investment decisions taken by other agents. The model acts in a dynamic framework, where knowledge stock represents the...