European and U.S. stock markets moved lower Friday on investor concerns over Turkey and the ongoing trade war between China and the United States.

Asian markets mostly rose Friday following strong leads from Wall Street and Europe, with investors cautiously optimistic about upcoming US-China trade talks.

The chief executive of the Financial Times, John Ridding, is to return some of his pay from last year following staff criticism, the business daily reported on Thursday.

"Look at this, I have sold nothing!" said Cemile Baykal, sitting in front of piles of vegetables untouched on her Ankara market stall.

The Turkish lira is rebounding from record losses a day after Qatar pledged US$15 billion in investments to help Turkey's economy.

The currency strengthened some 3 percent against the dollar on Thursday, trading at around 5.75 per dollar, hours before Turkey's treasury and finance minister were scheduled to reassure international investors about the economy.

Shares in Italian infrastructure group Atlantia, which operates the motorway on which a bridge in Genoa collapsed, were suspended from trading on the Milan stock exchange on Thursday. 

China will send a senior negotiator to the United States in late August to resume trade talks, its commerce ministry said Thursday, the first public meeting on the dispute in weeks as the trade conflict intensifies.

China has blasted US tariffs on solar panel imports, filing a complaint at the World Trade Organization in the latest salvo of the trade battle between the world's two economic giants.

Asian shares fell Wednesday as concerns about Turkey's financial crisis weighed on investor sentiment but the crisis-hit lira took a breather following the turmoil of the past week.

President Recep Tayyip Erdogan on Tuesday said Turkey would boycott U.S. electronic goods like the iPhone in retaliation for punitive sanctions from Washington, as the Turkish lira finally clawed back some ground after going into a tailspin over the tensions. 

The dispute between the NATO allies -- brought to a new intensity by Turkey's holding of an American pastor for two years -- has raised questions over the future of their partnership and fanned fears of a looming economic crisis in Turkey.