Effect on the Demand and Stock Returns: Cross-Sectional of Big Data and Time-Series Analysis. - Amelec Viloria; Indira Meñaca Guerrero; Hugo Martínez Caraballo; Nelson Orellano Llinas; Lesbia Valero; Hugo Hernández Palma; Edwin Caño Otero; Omar Bonerge Pineda Lezama (iSCI, 2019)