The closure of the Strait of Hormuz and US-Israeli strikes in Iran are reigniting the specter of a surge in crude oil prices. But the global economy is less vulnerable today than it was during the 1973 oil crisis.

The prospect of a blockade of the Strait of Hormuz, which one-fifth of the world's total oil supply, notably from Saudi Arabia and the United Arab Emirates, passes through, or…

The U.S.-Israeli attack raises the risk of major oil supply disruption. Iran is the fourth-largest OPEC producer and sits on the critical Strait of Hormuz.