In this paper we present a continuous time model with reversible abatement capital in order to analyze the effects of environmental policies on the value of the firm and investment decisions. We show that the effects depend on what sort of future policy are implemented. We focus on investment...

This is a short survey on consumption theory. Consumption is important to both fluctuation and growth. In addition, consumption introduces some important issues involving financial markets and portfolio decisions. We will describe consumption decisions in a dynamic context. Uncertainty about...

In this paper we argue that energy efficiency and environmental efficiency are two aspects of the same problem. To show this, we assess the analytical utility of the well-known IPACT and ImPACT models, presenting here a new developed identity named Augmented ImPACT. For Italy, our findings...

In this paper we investigate the effects of introducing explicitly abatement capital in a welfare function which depends on waste stock and consumption. Consumption is assumed to produce an undesiderable residue. Society can control waste accumulation using abatement capital. We focus on two...

In this paper we shed lights on the economic growth of Mezzogiorno of Italy during the last twenty years. The empirical analyses refer to various aspects of the Mezzogiorno economy: income per capita, labor productivity, public and private accumulation and competitiveness. The main contribution...