Chinese shares traded at their lowest level in four years as Beijing weighed a response to the threat of more tariffs from Washington.
Corporate boards could authorize companies to purchase $1 trillion of their own stock this year.
After being held in a luxury hotel by Saudi authorities in what they called a corruption crackdown, Prince Alwaleed bin Talal unveiled a $270 million deal with a music-streaming company.
The video streaming giant’s stock plunged after its subscriber growth fell short.
Investors’ enthusiasm has been waning as threats to the global trading system have flared, and the mood could darken quickly if the trade fights intensify.
The prospect of an intensifying clash with the Trump administration is adding to pressures that have sent Chinese stocks into a bear market.
With other countries raising tariffs to American products and signing trade deals without the United States, the American cheesemaker is increasingly standing alone.
The country has not had a new government since elections in March. But in the past week, its politics took on a new level of unpredictability.
In addition, Starbucks will close its stores for an afternoon of anti-bias training, and Commerce Secretary Wilbur Ross will head to China for trade talks.
Argentina and now Turkey have been forced to raise interest rates to defend their currencies from growing pressure on emerging markets.