Nowadays the reduction or elimination of waste has become a major environmental concern among industrialized countries and a priority for companies. In this work it is carried out a review of the postulates of the classical economic model, existing until a few dates, in connection with the...

We develop an endogenous growth model with three goods, exportable, importable and non-tradable. We study the response of the real exchange rate and of the economy growth rate to a decrease in the tariff rate. We show that trade liberalization must be followed by a depreciation of the real...

This paper quantifies the welfare cost of consumption externalities in an endogenous growth model with habit formation. Agent’s utility depends on both current consumption and a reference consumption level determined by economy-wide average past consumption. Although utility may be lower in...

We introduce social capital accumulation into a neoclassical model, showing how it differs from physical and human capital accumulation. We take the view that social capital is crucial to the enjoyment of socially provided goods and that it is mainly accumulated by means of participation to...

This paper analyses recycling of waste and downgrading of secondary resources using a classical type of production model represented by a Sraffian model. Residuals emitted as waste by households and secondary resources obtained by recycling of waste are negatively or positively priced, depending...

Chaos theory reveals structure in aperiodic, dynamic systems. The number of nonlinear business cycle models use chaos theory to explain complex motion of the economy. The basic aim of this paper is to provide a relatively simple chaotic economic growth model that is capable of generating stable...