News and Money in Times of PoliticalInstability: Measuring the Expressivity ofNewspaper Articles and its Effect on thePeso-Dollar Exchange Rate and thePhilippine Stock Market Index. International Academic Research Journal of Economics and Finance, [S. l.], v. 1, n. 3, p. 36–50, 2012. Disponível em: https://www.acrpub.com/index.php/IARJEF/article/view/27.. Acesso em: 5 jul. 2025.