Growing fiscal concerns in some of the world’s biggest economies are adding momentum to a so-called “debasement trade,” as investors flock to the perceived safety of Bitcoin, gold and silver while pulling away from major currencies.

The yen tumbled on Monday as pro-stimulus lawmaker Sanae Takaichi was set to become Japan’s next prime minister. The dollar, which has weakened about 30% against Bitcoin this year, remains under pressure as the US government shutdown drags on. The euro has its own problems with fresh political uncertainty brewing in France.