Donald Trump’s spontaneous style could reintroduce volatility to financial markets, which is favorable for a specific group of fast-money traders who excel in such conditions. With Trump and President Joe Biden closely matched ahead of their first debate, investors are speculating on how Trump’s potential return to the White House could impact various sectors, from the electric-vehicle industry to long-term interest rates. While markets generally dislike uncertainty, certain hedge funds benefit from the significant swings and price anomalies it creates.