Trade barriers

In this undated photo provided on Wednesday, Oct. 16, 2019, by the North Korean government, North Korean leader Kim Jong Un rides a white horse to climb Mount Paektu, North Korea. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP)

A demonstrator holds a U.S. flag during a rally at the Southorn Playground in Hong Kong, Tuesday, Oct. 15, 2019. Protesters in Hong Kong have thrown basketballs at a photo of LeBron James and chanted their anger about comments the Los Angeles Lakers star made about free speech during a rally in support of NBA commissioner Adam Silver and Houston Rockets general manager Daryl Morey, whose tweet in support of the Hong Kong protests touched off a firestorm of controversy in China. (AP Photo/Mark Schiefelbein)

Turkey's President Recep Tayyip Erdogan attends the VII Summit of The Cooperation Council of Turkic Speaking States, in Baku, Azerbaijan, Tuesday. Oct. 15, 2019. (Presidential Press Service via AP, Pool)

FILE - In this Aug. 6, 2019, file photo, a woman walks by a money exchange shop decorated with different countries currency banknotes at Central, a business district in Hong Kong. The IMF’s latest World Economic Outlook comes on the eve of meetings in Washington this week of the IMF and its sister lending organization, the World Bank. (AP Photo/Kin Cheung, File)

FILE - In this Friday, Oct. 11, 2019, file photo, President Donald Trump watches as Chinese Vice Premier Liu He speaks to U.S. Trade representative Robert Lighthizer, right, in the Oval Office of the White House in Washington. A truce in a U.S.-Chinese tariff war and Beijing's promises to open more of its state-dominated economy are raising hopes among investors. But China's own state media are trying to temper expectations, while companies express frustration about the halting pace of market opening. (AP Photo/Andrew Harnik, File)

Vice President Mike Pence, with Treasury Secretary Steven Mnuchin, speaks to reporters outside the West Wing of the White House, Monday, Oct. 14, 2019, in Washington. The U.S. is calling for an immediate ceasefire in Turkey's strikes against Kurds in Syria, and is sending Pence to lead mediation effort (AP Photo/Jacquelyn Martin)

FILE - In this Oct. 11, 2019, file photo, U.S. President Donald Trump, right, shakes hands with Chinese Vice Premier Liu He after being given a letter in the Oval Office of the White House in Washington. China's trade with the United States fell by double digits again in September amid a tariff war that threatens to tip the global economy into recession. (AP Photo/Andrew Harnik, File)

FILE - In this Sept. 5, 2019, file photo, an investor adjusts his hat as he monitors stock prices at a brokerage house in Beijing. Asian stock markets have risen after Washington and Beijing announced a truce on tariff hikes in a trade war. Benchmarks in Shanghai, Hong Kong and Seoul advanced. Japanese markets were closed for a holiday. (AP Photo/Mark Schiefelbein, File)

Passengers walk by merchandise on display at the Shanghai Disney flagship store at Hongqiao Railway Station in Shanghai, China, Monday, Oct. 14, 2019. China's trade with the United States fell by double digits again in September amid a tariff war that threatens to tip the global economy into recession. (AP Photo/Andy Wong)

FILE - In this June 18, 2015 filephoto, an Airbus A380 takes off for its demonstration flight at the Paris Air Show, in Le Bourget airport, north of Paris. The World Trade Organization says the United States can impose tariffs on up to $7.5 billion worth of goods from the European Union as retaliation for illegal subsidies to European plane-maker Airbus — a record award from the trade body. (AP Photo/Francois Mori, File)