The major cross-pairing is nicknamed "the dragon" and is considered to be a barometer of the global economy. In periods of economic and market stress expect downward pressure to be exhibited. As a safe haven currency, the Yen finds support in perids of political and economic uncertainty. Energy prices are also a driving force, with Japan a heavy importer of both crude oil and natural gas. The dragon is the equal 7th most liquid pairing, accounting for 4% of total transaction volume in the FX market.