World shares were mixed as investors watched a U.S. court ruling against Trump’s tariffs. U.S. markets closed for Labor Day. European markets opened higher. Alibaba shares surged after strong growth. China’s factory activity improved slightly. China and U.S. negotiating trade agreement. Japan and South Korea shares fell.

Jakarta shares sank after Indonesia’s president pledged to revoke lawmakers’ perks. Wall Street closed out a winning month. S&P 500 ended at 6,460.26 with a 1.9% gain in August. Dow and Nasdaq slipped. Dell Technologies saw the biggest decline. Oil prices rose, dollar strengthened against yen and euro.

Read more at Yahoo Finance: World shares are mixed as investors watch for further news on Trump’s tariffs