Investors must adapt to a more tribal less rational world

Oliver Hartwich  |  The New Zealand Initiative  |  25 February 2026  |  0.75 CE

At Strategies Summit in August 2025, Oliver delivered the inaugural Da Vinci Lecture, called Leonardo’s Legacy. It ended with a warning: the rules that had governed the international order for four centuries were being quietly emptied of content. The architecture was still standing but the foundations were shifting. Six months later, that warning looks timid. This lecture picks up where Leonardo’s Legacy left off. The diagnosis remains the same. But this time, we attempt an answer to the practical question – what should investors do now? The thesis ...

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