Emerging Stocks Fall on Chip Export Curbs, Currencies Advance

Emerging-market stocks fell to end their longest winning streak in two months, as fresh US curbs on some exports to China and remarks from Federal Reserve officials underscored broader concerns over the impact of President Donald Trump’s trade policies.

MSCI Inc.’s index for developing-nation equities fell 1% on Wednesday, with technology shares leading the decline after the US imposed restrictions on Nvidia Corp.’s exports of H20 chips to China. Shares of Taiwan Semiconductor Manufacturing Co., Samsung Electronics Co. and Hong-Kong listed tech companies contributed the most to the drop.

Adding to investor angst, Federal Reserve Chair Jerome Powell ...