Saudi’s Crown Prince Muhammad said last week that Qatar’s economy was strong despite the ongoing Saudi-led embargo. He was right, and the latest trade data shows that Qatar’s export revenues are at their highest level since late-2014.

When Saudi Arabia, UAE, Bahrain and Egypt imposed an economic embargo on Qatar in June 2017 they may have expected the emirate to acquiesce swiftly (MEES, 9 June 2017). But as the world’s largest LNG supplier and a major condensate...