Roubini Says He's Not Concerned About an AI Bubble

Watch on YouTube ↗  |  September 04, 2026 at 09:07  |  8:47  |  Bloomberg Markets
Speakers
Nouriel Roubini — Chairman, Roubini Macro Associates

Summary

Nouriel Roubini argues that higher sovereign bond yields reflect a real-economy capex boom rather than inflation, and that AI is not a bubble. He sees future technologies, defense spending and US potential growth supporting equities, while Japan and the yen should strengthen over the medium term. Geopolitical oil risks remain a non-baseline tail risk but are not derailing markets for now.

  • Rising bond yields are attributed mainly to a secular capex boom and higher real yields, not inflation expectations.
  • AI is described as a secular increase in capex and potential growth, not a bubble, though corrections are possible.
  • Broader future technologies including quantum computing, space, fusion, wearables, defense tech, fintech and material science are cited as additional growth drivers.
  • Japan is viewed as medium-term bullish on structural reforms and future technology leadership.
  • The Japanese yen is expected to strengthen gradually over the medium term as the BOJ hikes and potential growth improves.
  • Oil is flagged as a geopolitical tail risk due to Strait of Hormuz/Iran risks, with limited market impact for now.
  • US equities are seen as able to absorb higher yields because the capex boom supports stronger growth.
Ideas
Nouriel Roubini Chairman, Roubini Macro Associates 0:06
Capex boom drives bond yields higher
The rise in sovereign bond yields is driven mainly by a secular capex boom in AI, technology and defense/resilience spending, not by inflation expectations; fiscal concerns are secondary. Because the move reflects stronger growth and risk-on markets, yields can stay elevated and Fed or Treasury duration interventions should have only marginal effects.
TLT Global sovereign bonds HIGH
Nouriel Roubini Chairman, Roubini Macro Associates 1:00
US equities absorb higher bond yields
Roubini says the US is in a capex-driven investment boom and potential growth is now closer to 3% than 2%; U.S. equities have delivered double-digit returns and can absorb higher bond yields because rising yields are a signal of stronger growth and risk-on markets.
SPY LOW
Nouriel Roubini Chairman, Roubini Macro Associates 1:49
Defense spending is rising investment theme
Roubini points to rising defense spending as another form of investment in resilience and security, part of the global capex boom that is driving higher yields and stronger growth; he says this defense funding is needed.
ITA MED
Nouriel Roubini Chairman, Roubini Macro Associates 3:19
Watch oil on Iran escalation risk
The Strait of Hormuz is only half open and there is a non-baseline tail risk of Israel-Iran escalation after the US midterms. Commodity, energy and food market impacts are limited for now, but another flare-up is a key geopolitical risk to monitor.
WTI MED
Nouriel Roubini Chairman, Roubini Macro Associates 3:49
AI is secular growth, not bubble
Roubini rejects the idea that AI is a bubble; he sees it as a secular increase in capex and potential growth, though corrections could occur. The AI-driven investment boom is part of a real global investment cycle and should support productivity over time.
Artificial Intelligence HIGH
Nouriel Roubini Chairman, Roubini Macro Associates 4:34
Future technologies extend AI capex boom
Investors are too narrowly focused on AI; other future technologies such as wearable tech, semiconductors, biomedical research, defense tech, space exploration, quantum computing, fusion energy, fintech and new material science are also improving because of AI and will keep capex and economic growth going for years.
Wearable technology SMH Biomedical research Defense technology Space exploration QUBT Fusion energy FINTECH Material science MED
Nouriel Roubini Chairman, Roubini Macro Associates 7:36
Japan's structural tech transformation supports growth
Roubini is reasonably optimistic on Japan over the medium term because Japan is undergoing a structural economic transformation in future technologies including AI robotics, quantum computing and defense tech. He says Japan, South Korea and Taiwan are innovating more than other Asian economies, supporting stronger Japanese potential growth.
EWJ HIGH
Nouriel Roubini Chairman, Roubini Macro Associates 8:18
Yen likely strengthens over medium term
While wide US-Japan policy rate differentials can still push the yen weaker in the short term, Roubini expects the BOJ to hike in September and October and Japanese potential growth to improve, so over the medium term the yen should strengthen gradually rather than weaken further.
FXY MED
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This Bloomberg Markets video, published September 04, 2026, features Nouriel Roubini discussing TLT, Global sovereign bonds, SPY, ITA, WTI, Artificial Intelligence, Wearable technology, SMH, Biomedical research, Defense technology, Space exploration, QUBT, Fusion energy, FINTECH, Material science, EWJ, FXY. 8 trade ideas extracted by AI with direction and confidence scoring.

Speakers: Nouriel Roubini  · Tickers: TLT, Global sovereign bonds, SPY, ITA, WTI, Artificial Intelligence, Wearable technology, SMH, Biomedical research, Defense technology, Space exploration, QUBT, Fusion energy, FINTECH, Material science, EWJ, FXY