stock markets stock markets

A man walks by an electronic stock board of a securities firm in Tokyo, on Friday. Asian stock markets slumped after Beijing responded to the Trump administration's tariff hikes by saying it may order higher import duties on a range of U.S. goods. Koji Sasahara/AP hide caption

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Koji Sasahara/AP

A trader at the New York Stock Exchange reacts on Oct. 19, 1987, when the Dow Jones industrial average plunged more than 22 percent — the biggest single-day drop in history. Maria Bastone/AFP/Getty Images hide caption

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Maria Bastone/AFP/Getty Images

When Hillary Clinton appeared to be winning the Sept. 26 debate with Donald Trump at Hofstra University, stock futures rose and so did oil prices, a report says. Julio Cortez/AP hide caption

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Julio Cortez/AP

A trading hall sits empty in a securities firm in Haikou, China, Monday. Trading on the Shanghai and Shenzhen stock markets was ended before 2 p.m. Monday after shares tumbled 7 percent. Zhao Yingquan/Xinhua /Landov hide caption

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Zhao Yingquan/Xinhua /Landov

Iranian stockbrokers monitor share prices at the Tehran Stock Exchange in April. The historical Iran nuclear deal could open the country's market up to international investors. Vahid Salemi/AP hide caption

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Vahid Salemi/AP

Nuclear Deal Opens Up Potential For Investors In Iran's Stock Market

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