The global financial safety net has "expanded in size and coverage" since the 2008 financial crisis, but at the same time become "more fragmented and asymmetric", Christine Lagarde warned today (February 4).

Lagarde, the International Monetay Fund managing director, said the fund would consider how it might be strengthened in the coming months.

One example of asymmetry, she noted, was the emergence of swap lines between central banks in advanced economies, which "many emerging economies" do not