The ECB on Thursday left its benchmark interest rate unchanged at 0.25 percent after surprising markets with a rate cut last month.
The Bank of England left its main interest rate and monetary stimulus program unchanged on Thursday, as the country's finance minister delivered his bi-annual state of the economy address.
Slowing price growth in Europe is likely to reverse, according to one ECB official, adding that the central bank is ready to tackle any possible disinflation.
Central banks on both sides of the Atlantic are once again being forced to think the unthinkable.
Record low interest rates could lead to dangerous asset bubbles, Andreas Dombret, executive board member at the Deutsche Bundesbank told CNBC.
The European Central Bank took a "pragmatic and realistic" approach to the euro zone when it cut interest rates last week, the CEO of UBS Sergio Ermotti told CNBC.
The Bank of England (BoE) left interest rates at a record low of 0.5 percent and its asset purchase target unchanged at £375 billion as expected on Thursday.
Rabobank traders and bankers involved in an interest-rate rigging scandal should be prosecuted, Dutch Finance Minister Jeroen Dijsselbloem told a local broadcaster, acknowledging public anger over the bank's conduct.
HSBC dropped out of talks to settle a European Union antitrust probe into rigging of Euribor lending rates, according to a person familiar with the investigation, as regulators prepare to hand out fines to settling banks as soon as next month.
EU antitrust regulators are set to fine six global banks including Deutsche Bank, JPMorgan and HSBC for suspected rigging of benchmark euro zone interest rates, a person familiar with the matter said on Tuesday.