The issue focused on the super-rich, with the top 1% of Americans taking in more than 20% of the country's total income.

The top 1% of Americans have an average net worth of $1.3m, but the top 0.1% of Americans have a net worth of $3.2m, or more than $1.2m for every man, woman and child in the US.

The top 1% of Americans have an average net worth of $