IEA's Birol on OPEC Production, Crude Oil Prices

June 6 (Bloomberg) -- Fatih Birol, chief economist at the International Energy Agency, talks about crude oil prices and the outlook for production quotas of the Organization of Petroleum Exporting Countries. OPEC ministers will meet June 8 in Vienna. Birol, speaking with Bloomberg's Nejra Cehic in London, also discusses natural-gas consumption and output. (Source: Bloomberg)