After years of denial central banks are finally coming around to recognise that they must take responsibility for asset bubbles that can wreak economic havoc.
Regulators have fined a trader more than £660,000 ($1.09m) for deliberately manipulating the UK bond market.
The US Federal Reserve cut another $10bn from its economic stimulus programme on Wednesday even as chairwoman Janet Yellen warned that harsh winter weather had hampered the country’s economic recovery.
Chancellor George Osborne has appointed a respected female economist as a Bank of England deputy governor, ending four years of an all-male interest-rate setting committee.
The US economy grew at a slower rate than initially estimated in late 2013, the Commerce Department said on Friday.
It's a mystery.
The Bank of England governor, Mark Carney, has robustly defended his forward guidance policy in parliament against critics who argue it is confusing and has done little to persuade markets that an interest rate rise can be delayed for three years while the economy mends.
This week Ben Bernanke chairs his last meeting as head of the Federal Reserve – a position that has undoubtedly become the most important job in finance under his tenure.
Central banks on both sides of the Atlantic are once again being forced to think the unthinkable.