For Elon Musk fans, it’s the half-trillion dollar bet. The stock market value of Tesla has surged by that much since Donald Trump’s election, and kept climbing last week even as the electric car maker reported disappointed financial results for last year.

Investors are wagering that Trump will help Musk’s company more than hurt it with his plans to take an axe to reams of regulations and wield tariffs to get his

Trump's tariffs on Canada and Mexico could drastically affect two of Musk's most prominent companies, SpaceX and Tesla.