<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.tatizo lilianza wiki iliopita , wakati uae ilipokataa pendekezo la wanachama wawili wa opec saudia na urusi kuongeza usambazaji wa mafuta kwa kipindi cha miezai minane ijayo. ...  <response>: two potentially significant policy developments emerged last week - the eu approved the use of the sweetener stevia in food and drink products, while russia moved nearer to finally joining the wto... 