drilling
Shell seeks to cut costs in US shale race
Oil group’s shift to lower-cost Chinese equipment underscores pressure from shareholders to curb spending and improve returns
Hokkaido Electric in bailout talks
Troubled Japanese utility in talks with Development Bank of Japan about becoming the second rescued utility since the Fukushima disaster
BHP Billiton considers A$20bn spin-off
Anglo-Australian miner mulls spinning off nickel, manganese, and aluminium businesses into a separate unit that reportedly could be worth up to A$20bn