The old theories of imperialism attempted to explain the phenomenon of the militarization of the industrial nations and their conflict over colonies that led to World War I. It was the rise of monopoly capitalism, the emergence of finance capital and the control over the state that led...

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...