the goal of this paper is to provide a short analysis on the most recent literature about the pricing problem. we distinguish three different branch of research. the first one has to do with market strategic games; the second one has to do with finding and negotiation and finally, those research projects related to the creativity of the market. we show that those branches of research provide us, as the same time satisfactory and discouraging results. this literature has the merit of emphasizes the interest about pricing in the current advances of the economic theory.