World shares mixed ahead of meeting between Trump and Putin

Currency traders work near a screen showing the Korea Composite Stock Price Index (Kospi) and the foreign exchange rate between US dollar and South Korean won, right, at the foreign exchange dealing room of the Hana Bank headquarters in Seoul, South Korea. Picture: Ahn Young-joon/AP

World shares are mixed ahead of a key meeting between Us President Donald Trump and Russian President Vladimir Putin at the end of this week.

Bitcoin briefly rose more than 3% to a new record of over 123,000 dollars, according to CoinDesk.