壳牌(SHEL.N)首席财务官表示，油价为每桶50美元时，我们每年可以回购大约60亿到70亿美元的股份。

Core Viewpoint - The CFO of Shell (SHEL.N) indicated that at an oil price of $50 per barrel, the company could repurchase approximately $6 to $7 billion of its shares annually [1] Group 1 - Shell's CFO provided insights on share repurchase potential linked to oil prices [1] - The specified oil price threshold for share buybacks is set at $50 per barrel [1] - The annual share repurchase range is estimated between $6 billion and $7 billion [1]