By Maria Martinez, Olivia Kumwenda-Mtambo and Kopano Gumbi DURBAN (Reuters) -Finance chiefs from the Group of 20 countries stressed the importance of central bank independence while pledging to boost cooperation in a joint statement issued on Friday after a two-day meeting in South Africa.

The sticking points include wording on sustainable financing coming from the US delegation and a reference to global imbalances on China’s side, the finance minister said.

At the G20 meeting in South Africa, finance chiefs emphasized central bank independence amid global economic uncertainty caused by trade tensions and extreme weather. The communique highlighted the need for cooperation and acknowledged the WTO's role in trade,