OPEC aims to discuss making permanent its coalition with 10 and possibly more non-OPEC producers to manage oil market balances at its November 30 meeting, the organization's secretary general, Mohammed Barkindo, said Thursday. SEE MORE Vietnam's Ministry of Industry and Trade has proposed that the export tax on crude oil produced from the Song Doc oil field be abolished, state-owned PetroVietnam said in a statement Thursday. SEE MORE Yara International shares rose to a 21-month high, despite the announcement of below-forecast results, as the fertilizer giant flagged the boost to urea prices from Chinese shutdowns, and noted "supportive" farm margins too. SEE MORE Global copper prices have risen 30% since the start of the year, due mainly to construction demand from China and trading by speculators. SEE MORE Asia liquid epoxy resins (LER) spot prices are likely to continue on an uptrend on feedstock gains and strong demand from China. SEE MORE