By Shadia Nasralla Oil price in second quarter dropped on OPEC+ output hikes Quarterly profit of $4.26 bln beats analyst poll of $3.74 bln Keeps pace of share buybacks at $3.5 bln for quarter Company shares climb around 2% LONDON, July 31 (Reuters) – Shell’s (SHEL.L) second-quarter net profit tumbled by almost a third on … Read more