Nvidia confirmed it would pay $40 billion to acquire Arm Holdings from SoftBank. That will buy the chip maker a world-class semiconductor research and licensing business. It might also buy a new kind of trouble. Read More WSJ.com: Markets...

Turks are piling into gold, long their favorite investment, as the country’s financial system unravels. The average daily volume of gold sold at the Grand Bazaar in Istanbul shot up to 4,500 pounds from about 450 pounds. Read More WSJ.com: Markets...