The work analyses the relations between relative prices, profits and rents. It briefly reviews the main theoretical literature on the subject and then considers the empirical evidence on the case of Italy in the period 1951-1971.

We propose to re-read Ricardo's theory of rent and its modern versions. Ricardo's dynamic approach follows the transformations of a long-term equilibrium with demand. Sraffa adopted the same framework while substituting a value criterion for a physical criterion to determine the incoming...

El presente texto pretende establecer si, realmente, el pasado declive financiero representa una crisis" en la ciencia económica. Se analiza la importancia de la predicción tanto para la ciencia de la economía como para su profesión. Finalmente, hace un recorrido sobre la posibilidad y...

On 15 October 2011 the Italian economist Pierangelo Garegnani passed away. The article reviews Garegnani’s main contributions to economic theory by showing how they frequently gave raise to wide and relevant debates. The obituary highlights the salience of Garegnani’s analysis also for a...

El presente trabajo versa sobre la actual crisis que vive el capitalismo mundial, las explicaciones que ha dado la burguesía de la misma y el contraste con la teoría marxista de la crisis, los planes de salvamento que al contrario de los que algunos pueden pensar es mas una continuación del...

El objetivo del presente ensayo es entrar en la discusión sobre de un tema tan especial en la teoría económica como es el dinero. Para esto, se analizará una teoría de vital importancia en el estudio de la economía, es decir, la teoría propuesta por Karl Marx, en la cual el dinero es de...

The paper analyses the empirical relations between relative prices, income distribution and private investments. It applies the theoretical framework developed by the author in his "Oligopoly and technical progress" to the case of Italy for the period 1951-1966.

In the numerical examples used by Marx to study the reproduction of social capital, the economy reaches a steady growth path in only two periods. This surprising outcome has been interpreted by Marx’s readers as a property of a model which excludes any sort of economic crisis. This paper shows...

In order to extend the theory of value and the trade-off property to economic systems with lands, Ricardo reduced their study to that of productive systems without lands by considering the marginal agricultural methods. Sraffa generalised the analysis to prices of production and rejected the...