Notes, Comments and Preliminary results Dec 30 2022 Valdeir Monteiro , Paulo Matos and Cristiano Silva   Modeling Brazilian federal government fiscal reaction in the time-frequency domain   Abstract  Contact Information  Citation  Full Text  -  Note   Jun 30 2022 Paulo Matos , Cristiano Da Silva and Antonio Costa   On the relationship between COVID-19 and G7 banking co-movements   Abstract  Contact Information  Citation  Full Text  -  Note