Using fundamentally graphic approach the article intends to reconstruct the macro-economic thinking of the last forty or fifty years, from the Keynesian multiplicator beyond the rational expectation. In section l the traditional Keynesian model is developed; in section II it is siglitly modified...

The authors take a simple, well-known macroeconomic model and treat it as a gam e between two players-the government and an all-embracing union. The payoffs have the form of a prisoner's dilemma. The equilibrium outcom e produces unwanted inflation and is not Pareto optimal. This is desp ite the...

This paper analyses the impact of various pricing systems for electricity in Medellín, Colombia. The basic system is one of simple marginal cost pricing with no two-part elements and single price is that for which Medellín can buy and sell electricity form national network. We consider various...

There has been considerable interest in access rates in Australia since the development of National Competition Policy. This paper provides a framework for analysing the different situations in which access is an appropriate policy tool. It argues that access does not necessarily raise welfare...

Like many countries keen to maintain a rapid pace of development, China has undertaken an ambitious programme of development of its telecommunications infrastructure. Unlike most it has chosen to do while keeping the sector free from foreign direct investment except in well defined roles such as...