Former Fed chair Paul Volcker remembered for dedication to public institutions. Paul Volcker, former Fed chair, is being remembered for his efforts to tame inflation – and as an example of what a public servant should strive to be.

Negative rates can help the economy get out of a jam, but they’re a risky play. Negative or zero interest rates can help boost capital spending when the economy takes a downward turn, but going that low is a risky move, because it leaves central banks little room to manoeuvre if things get worse