Notes, Comments and Preliminary results Sep 30 2024 João Victor Machado , Fernando Sarti , Rodrigo Lanna Franco Silveira and Camila Veneo Campos Fonseca   Institutional investors' ownership in the oil and gas industry: evidence from network analysis   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Dec 02 2018 José César Cruz Junior , Daniel H D Capitani and Rodrigo L F Silveira   The effect of Brazilian corn and soybean crop expansion on price and volatility transmission   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result