Ah, the stock market. A bastion of logic, predictability, and calm, right? Not when Donald J. Trump is in the news cycle. As the former (and potentially future) president continues his whirlwind of policy pronouncements, trade threats, and social media musings, Wall Street often finds itself performing a dizzying dance. Forget fundamental analysis; sometimes, it feels like investors need a crystal ball and a very strong stomach to keep up with the Trump effect, which, as recent events demonstrate, remains a ...