Causes and risks of transient power spikes for your PC, and how to protect your hardware from potential damage.

Twenty years after the introduction of the theory, we revisit what it does—and doesn’t—explain. by Clayton M. Christensen, Michael E. Raynor and Rory McDonald Please enjoy this HBR Classic. Clayton M.

Warren Buffett became world-famous by buying undervalued companies and holding them long-term. Carl Icahn's reputation stems from improving company value through active management intervention. John ...

The best men's wallets have convenient features for accessing cash and cards, have relatively slim profiles, and are made from long-lasting materials. The worst ones are bulky in the pocket and make ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Michael Boyle is an experienced financial ...