PremiumJamie GrayBusiness Reporter·NZ Herald·2 Jul, 2026 07:00 PM5 mins to read‌US equities have just had their strongest quarter since the Covid rebound, while the NZX 50 has recovered after a difficult start to the year. Video / Herald NOW BusinessThe conservative Bank of International Settlements has sounded a warning about the sustainability of the artificial intelligence boom.Wall Street’s tech-heavy Nasdaq index is off its record high but is still up 12% in the year to date, driven by artificial intelligence (AI) stocks and earnings growth.

The Bank of