One billionaire wants to move industry off-world, returning Earth to a pristine state. The other wants to colonise Mars.

Jeff Bezos and Lauren Sanchez put on their cowboy hats and headed to the hoedown that is the Stagecoach Music Festival in ...

The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.