Global markets swooned overnight but stabilized as investors considered the possibility that Mr. Trump’s mix of policies might bolster the economy.. News of Mr. Trump’s election was met with a mix of shock, uncertainty and some congratulations around the world.

Clinton calls her loss ‘painful,’ but urges unity.

• Mrs. Clinton thanked her supporters in her concession speech, and said that she felt pride in the campaign she ran.

• Of Mr. Trump, Mrs. Clinton said she hoped that he would be “a successful president for all Americans,” and that she respected and cherished the peaceful transition of power. She told her supporters that they must accept that Mr. Trump would be president. “We owe him an open mind and a chance to lead,” she said. But she also acknowledged that the country was more divided than she had realized.

• After a long campaign, Mrs. Clinton acknowledged that the loss cuts deep. “This is painful, and it will be for a long time,” she said. She also expressed regret that she did not shatter the glass ceiling, but said, “Someday, someone will, and hopefully sooner than we might think right now.”

• Senator Tim Kaine of Virginia, the Democratic vice-presidential nominee, who spoke before Mrs. Clinton, said, “I’m proud of Hillary Clinton because she has been and is a great history maker,” pointing to her long career of public service. He saluted her for winning the popular vote in the election, drawing cheers.