| Based in concepts and models of “commercialization”, this work has as objective to analyze the transmissions of prices between producer, attacked and retail of the productive chain of the beans in the state of the Paraná, in the period of 1995/ 2003. For this, it was verified as the variable price was transmitted between the segments, esteem itself the edges and the causality direction enters the three sectors of market, that, together with the improvement of the final product, serve as indicating of efficiency in the distribution and commercialization of the product. In general way, the retail caused variations in the prices to the producer and attacked - causality confirmed for the application of model VAR - but that it did not represent an explosive... |
