The U.S. dollar (USD), Swiss franc (CHF), Japanese yen (JPY), and are all regarded as safe-haven currencies. It is because over the years they have maintained an almost linear price action line with much lower fluctuations compared to other currencies. Moreover, on a daily basis, these currency pairs have the highest liquidity and enough volatility which makes them highly profitable for traders. The good political and economic relations between these countries have also resulted in good foreign exchange development.