It is often argued that changes in expectation are an important driving force of the business cycle. It is well known, however, that changes in expectations cannot generate positive co-movement between consumption, investment and employment in the most standard neo-classical business cycle...

The paper aims to examine the interaction between economic system and environmental system in an input-output model in order to define the regulation to limit the impact of productive processes on environment and to assure a sustainable development. The analysis points out that both direct and...

This paper argues that the analytical representation of economic structure is a fundamental element in understanding the dynamics of economic systems, even more today in the case of modern economies affected by deep transformations of technological knowledge (the so-called, knowledge-based...