Proposals to slap a wealth tax on the world’s super-rich could yield $250bn (£200bn) a year to tackle the climate crisis and address poverty and inequality, but would affect only a small number of billionaire families, Brazil’s climate chief has said.
Ministers from the G20 group of the world’s biggest developed and emerging economies are meeting in Rio de Janeiro this weekend, where Brazil’s proposal for a 2% wealth tax on those with assets worth more than $1bn is near the top of the agenda.
