World leaders, financiers and chief executives said they were leaving this week's World Economic Forum (WEF) with an urgent sense of the need to reboot and redefine "globalization."

The framework of open markets that has shaped the last three decades of commerce and geopolitics looks increasingly wobbly as trade spats fan economic nationalism, a pandemic exposes the fragility of global supply networks and a war in Europe threatens to reshape the geopolitical landscape.

Worry over signs of this breaking down were palpable at this week's reboot of the WEF, an annual gathering of the world's well-heeled, most of whom have championed globalization.