Part of the oilgas supply problem in the years ahead also stems from a more disciplined approach by the Organization of Petroleum Exporting Countries to increasing spare oil-production capacity.

• 近年来油气供应紧张的原因之一还在于石油输出国组织(OPEC，简称：欧佩克)在增加新产能问题上采取了比较保守的做法。