Consultations on an oil output deal between leading producers should be concluded by March 1 after they reached a common position at a meeting in Doha, Russian's energy Minister Alexander **vak said in an interview shown on Saturday. Russia, Saudi Arabia, Qatar and Venezuela are ready to freeze production at January levels if other producer countries do the same, **vak said after the talks in Doha on Feb. 16. **vak added that consultations would also be held with **n-OPEC countries and that talks between Venezuela and Iran were still ongoing.