Letter signed by 200+ millionaires from 13 countries urges Davos leaders to tackle extreme wealth as new analysis shows number of ultra rich surged in the last decade.

If this catastrophic experiment has taught us anything, it's that it's now time to tax the ultra rich.

As the Conservative Party continues to argue over the virtue of cutting taxes for the very richest, 44 millionaires issue a letter urging them to u-turn on their entire economic ‘growth’ plan.

You can’t meet our current crises with an exhausted playlist of 1980s policies - the world has moved on.