Belt and Road (B&R) initiative and its impact on financial research: introduction to the issue.

The ninth paper, titled "Do the RMB exchange rate and global commodity prices have asymmetric or symmetric effects on China's stock prices". The Belt and Road (B&R) Initiative, proposed by China in 2013, aims to boost regional economic cooperation and connecting China to Asia, Africa, and Europe. Articles included in the special issue are listed as follows: The first paper, titled "Co-movement of commodity price indexes and energy price index: a wavelet coherence approach studies". [Extracted from the article]