Tumbling oil prices have hit the earnings of two big London-listed energy companies, in one of the first tangible signs of how the oil supply glut is reverberating across the global economy. FTSE 100 oil and gas producers BP and BG Group both reported a fall in third-quarter profits on Tuesday, in part due to the drop in the oil price over the period. More On this story Oil price fall dents Mexican budget BP stands by cash target as profit falls BG reports 29 per cent profits fall Oil rallies sharply after near 4-year low On this topic IMF urges Gulf states to restrain spending Comment Commodities as a pump primer Oil rises on claims of Saudi supply cut Trading Post Deflation fear underpins oil-equity link IN Commodities Fall in copper stocks points to rally Cofco unveils plans for joint venture IPO Chinese coffee attracts Swiss traders […]