The dizzying rise of bitcoin and other cryptocurrencies has created new challenges for governments and central banks. Increasing popularity and high levels of market volatility have raised the stakes…

As Europe has weathered a succession of economic crises, the European Central Bank has responded with an aggressive set of monetary policies that have redefined the bank’s original mandate.

Ethiopia’s prime minister promised an aggressive reform agenda, but renewed turmoil threatens to throw the country’s democratic transition off course.