World's richest 500 see their wealth increase by $1tn this year

Ultra-rich warned of ‘strike-back’ as global inequality hits a 100-year high and billions of poorer people see their earnings stagnateThe world’s 500 richest people have increased their wealth by $1tn (£745bn) so far this year due to a huge increase in the value of global stock markets, which are likely to finish 2017 at record highs. The big increase in the fortunes of the ultra-wealthy comes as billions of poorer people across the world have seen their wealth standstill