Elon Musk’s investing playbook shows the power of long-term bets -- and some risks average investors should avoid when ...

Elon Musk uses something he calls the “Idiot Index” to judge rocket parts. It compares a component’s price to the cost of its raw materials. If a part costs far more than the materials inside it, Musk ...

Elon Musk has built his reputation around a consistent idea that many industries are slower and more expensive than they need ...