花旗表示，美伊协议和放松制裁可能会导致布伦特原油价格跌至每桶50美元。

Core Viewpoint - Citigroup indicates that the US-Iran agreement and the easing of sanctions could lead to Brent crude oil prices dropping to $50 per barrel [1] Group 1 - The potential agreement between the US and Iran may significantly impact global oil prices [1] - Easing sanctions on Iran could increase oil supply in the market, contributing to price declines [1] - A price drop to $50 per barrel would represent a substantial decrease from current levels, affecting oil producers and related industries [1]