This paper aims at explaining observed distinct prices announced by a single supplier for an identical product, in an illegal framework. The modeling proposed here examines an augmented mark-up pricing equation for oligopolistic markets that includes a function of social discrimination. The...

The purpose of this article is to construct a Keynesian model which integrates the informal economy, based on a short-term analysis. From a structural system of 23 equations, we propose a simple modeling that allows for an assessment of the impact of illegal activities on the major macroeconomic...

This paper puts forward an extended model of cumulative growth in which the effects of education and catch-up are integrated, following the Kaldorian ideas of increasing returns of scale and endogenous technical progress. Based on recent theoretical developments, this model allows for examining...