Brazil Hits Back At Trump's Tariff Letter, Lula Says If 'He's Going To Charge Us 50, We'e Going To Charge Him 50' … Warns They May Not Bring Manufacturing Back To US Meanwhile, … Why It Matters: This development follows a flare-up in … with shares of Brazilian aircraft manufacturer Embraer S.A. ERJ plunging … Thursday, while Embraer slid 4.65%. The Embraer stock demonstrated …