ALBAWABA — Gold prices continued falling on Friday as investors and traders remained cautious of looming rate hikes from United States Federal Reserve coupled with a strong dollar and easing Producer Price Index data. On a monthly basis, the PPI advanced 0.7 percent in January after December’s drop of 0.2 percent, coming in at 6 percent on an annual basis versus the forecast 5.4 percent. On the international market, spot ...