Tonin, Julyerme Matheus; Barczsz, Silvio Silvestre - 2008
co-integration. The test of Granger suggests that there is bi-directional relationship among the price series analyzed …, it was also observed the existence of a relationship of long term between variables, it was also verified through the co-integration …-versa.----------------------------------------------This article aims to examine the relationship between soybean price in the internal market, specifically the Maringá Area and the …