Geopolitics illuminates
your best investment choices

What happened. Paris prices +85% between 1985 and 1989. Macro trigger: Iraq's invasion of Kuwait in August 1990 (Gulf War), French recession in 1992, industrial production −5.3%, exports −5%. Paris prices fell −40% in constant euros between 1991 and 1996, across all districts.

Clear early-warning signal. Price / rent disconnect during the +85% phase — rents stayed stable while prices doubled. It was visible 18 months before the reversal.

What happened. NASDAQ at 5,048 points on March 10, 2000. Shiller CAPE at 44.2 in December 1999 (a historical high at the time). Macro trigger: Fed rate hikes of +2% between 1999 and 2000. Some companies were valued at up to 200× their earnings without any revenue. Trough at 1,139 points on October 4, 2002.

Clear early-warning signal. CAPE > 40 had only happened once in 130 years at the time. Valuations of listed companies (recent IPOs) without revenue were a historical end-of-cycle signal.

What happened. Summer 2007: two Bear Stearns hedge funds collapse. September 7, 2008: Fannie Mae and Freddie Mac placed under conservatorship. September 15, 2008: Lehman Brothers bankruptcy with $600B in bonds in default. 70-80% of CDO tranches were rated AAA by the agencies.

Clear early-warning signal. A Harvard Business School internal note labeled Lehman « smallest, least diversified, most vulnerable » as early as 2007. High-risk innovation (CDO squared, ratings laundering — "dross into gold") was publicly documented.

What the math says. Alternative pipelines 9 Mb/d vs 20 Mb/d via Hormuz = 55% of flow missing. Production drop Kuwait+Iraq+Saudi+UAE: −10 Mb/d as of March 12, 2026. Brent price moved from $90 to $126 in 3 weeks.

What you need to understand. Imagine a single highway serving half the country: if it clogs, everything rises in price. That's exactly what is happening with Hormuz. Oil climbs, so everything costs more, so central banks keep rates high. the taux hauts, so your épargne perd of pouvoir d'achat.

What it implies. Over 2026, as long as Hormuz remains disrupted, keep in mind that euro funds see their real return erode. Real assets (premium real estate, measured physical gold) hold better.

What the math says. US inflation end-2026, projected (Goldman): 3.1%. Tariff contribution to inflation: 0.5-0.75 pt per Powell. Real GDP impact 2026 (Yale Budget Lab): −0.4 pt. Unemployment: +0.6 pt. S&P 500 total return since Trump's election: +19.3% (despite the April 2025 drop).

What you need to understand. When Trump taxes Chinese or European imports, it is American consumers who pay the bill at the store. Result: US inflation remains high, interest rates too. And the euro strengthening against the dollar penalizes our European exporting companies.

What it implies. Your World ETF is 70% in US equities. Your exposure to this shock is larger than you think. To look at when rebalancing.

What the math says. French debt 112% of GDP in 2026 vs 98% in 2017. Average France borrowing rate 2025: 3.14% (vs 2.91% in 2024). 2026 borrowing planned: €310B (all-time record). Fixed instruments maturing by 2026: 20% of GDP.

What you need to understand. When the French state pays more to borrow, you bear the consequences down the chain. Your euro fund yields less. Your mortgage costs more. And taxation on your capital risks tightening. In practice: it'st'sst the moment de regarder précisément what it y a in your assurance-vie.

What it implies. 2025-2026 debates on PFU (potentially 30% → 33-35%), life-insurance allowance €150k, Zucman tax on unrealized capital gains. To watch in the 2026-2027 finance law.

What the math says. CAPE 38.8 in April 2026. Historical: exceeded 40 only in December 1999 (CAPE 44.2, followed by NASDAQ −77%). Mag 7 (Apple, Microsoft, Alphabet, [Groupe e-commerce US], Meta, NVIDIA, Tesla) = 35% of S&P 500.0. The ratio cours/bénéfice projected of géants tech is at ~30 en 2026 (contre ~59 en 2000).

What you need to understand. US equities have almost never been as expensive in history. It is a useful orange light : this is not today's urgency, but statistically the next 10 years will pay less well. The right reflex: start orienting a portion toward opportunities that rise faster.lleurs.

What it implies. For your World ETF or S&P 500, a reduced bucket (20-30% instead of 50%+) is a rational decision. The $700B AI capex must find its return on investment — if it doesn't, a rotation toward Gold, Health, Energy is likely.

In one sentence. In 2026, observed flows indicate a net displacement of about $2,800B between traditional financial assets (US Treasuries, EU euro funds, IG corporate bonds) toward real / strategic assets (gold, defense, raw materials, off-market premium real estate).

What you need to understand. In a period of uncertainty, large institutional investors always move toward the same things: what is tangible, measurable, proven. That is exactly why gold peaked at $5,589 in January 2026, and why European defense is attracting US$1,000B over 5 years.

What it implies. You are competing with institutionals for the same assets. The faster you position, the better. Waiting until 2027 to enter uranium or copper = paying 30-40% more.

4 practical steps:

Step 1 — validate the theme. Is it a fad (5% cycle risk) or a heavy trend (5+ years)? EU Defense = heavy. Poland rearmament = heavy. « AI agents » = we wait.

Step 2 — choose the vehicle. Thematic ETF (wide diversification, 0.3-0.7% fees) or individual stocks (concentration, expertise)? For most: ETF.

Step 3 — size the position. Heavy theme: 3-8% of your wealth. Cyclical theme: 1-3%. Asymmetric bet: < 1%.

Step 4 — set an exit horizon. Not « when it has risen » — « in 5 years, or if the cycle-position gauge exceeds 0.75 ». Programmed exit in tranches.

What you need to understand. For each investment type, we look at how each of 15 macro forces shakes it. We average. The higher the average score, the more this investment will shake if multiple crises arrive at the same time. US equities are at 0.53 (highly exposed), French real-estate capital investment at 0.26 (little exposed) — a factor of 2× less.

What it implies. US equities at 0.53 (strongest), French real-estate PE at 0.26 (weakest). 2× factor between the two. This is what determines who holds and who breaks under combined shock.

If you already have positions in categories with score < 0.60 and exposure > 0.45 (US equities, Dubai, Crypto), it is time to audit. No panic selling — just a question: "is my weighting still rational given the 2026 context?"

The section 5 simulator will give you a target allocation tailored to your profile. What remains is your decision, not mine.

If you rebalance toward a 2026-compatible profile (reducing US equities, raising France tangible assets + measured gold + FR real-estate capital invest), the net expected return over 36 months typically moves from +5 to +10 points.

If you keep the current allocation, your exposure to the combined-shock scenario remains complete across its 4 dimensions. History (1991, 2000, 2008) suggests in this case, the cumulative drop has exceeded 30% over 18-24 months.

What you need to understand. AI adoption in the workplace follows a classic S-curve — slow first, then sharp acceleration, then saturation. For most exposed sectors, the inflection point (50% adoption) is expected between 2028 and 2030.

For your investment decisions. The 2026-2028 window is the best time to position on the winning sectors: valuations still reflect only part of the scenario, not all of it. After 2030, prices will have adjusted.

Main sources used for this study:

• IMF (January 2024) — "Gen-AI: Artificial Intelligence and the Future of Work" (40% of global jobs exposed).
• [Advisory firm 1] Global Institute (2023) — "The economic potential of generative AI" (30% of US work hours automatable).
• Goldman Sachs (March 2023) — "The Potentially Large Effects of Artificial Intelligence on Economic Growth" (300M jobs affected, +7% global GDP over 10 years).
• BCG (2024) — "AI at Work" (800M jobs transformed).
• OECD Employment Outlook (2023) — 27% of jobs at high risk of automation.
• WEF Future of Jobs Report (2025) — 83M jobs destroyed, 69M created over 5 years.
• Anthropic Economic Index (2024) — actual AI usage measurement by profession.
• Cybersecurity Workforce Study ISC2 (2024) — 4M cyber experts missing globally.
• IEA (2024) — copper deficit +120% by 2030.

"AI Infrastructure" portfolio (5-10% of wealth bucket):
40% Schneider Electric (electricity + automation) · 25% Vertiv (data-center cooling) · 20% Siemens Energy (grid transformers) · 15% Equinix (listed REIT data centers).

"Cybersecurity" portfolio (3-5% bucket):
50% ETF cybersecurity (iShares CIBR or First Trust HACK) · 25% Palo Alto Networks · 15% CrowdStrike · 10% Thales (European cyber defense).

"Silver-economy health" portfolio (5-10% bucket):
30% Sanofi · 25% Roche · 20% Novo Nordisk (obesity/diabetes) · 15% healthcare SCPI / managed residential · 10% European health ETF.

"Strategic materials" portfolio (3-5% bucket):
30% Cameco (uranium) · 25% Antofagasta (copper) · 20% Freeport-McMoRan · 15% ETF Sprott URNM (uranium) · 10% ETF BlackRock World Mining.

With calibrated coefficients α = 3.0 · β = 1.5 · γ = 2.5. σ is the sigmoid function that brings the result between 0 and 1.

What you need to understand. We look at 3 simple things. First: has this investment been rising more than usual for a long time? Second: is everyone rushing in at the same time? Third: will we be able to exit easily the day we want? When the 3 lights are red at the same time, we are at the cycle peak. That is the signal we saw in 1991, 2000 and 2008 — every single time.

Historical calibration. Across the 3 crashes (FR real estate 1991, dot-com 2000, subprime 2008), P > 0.98 systematically a few months before the peak.

US equities at 0.77: it's an orange light. It doesn't mean « sell tomorrow morning ». It means: review the weighting, set a rebalancing plan, and watch the key thresholds (CAPE > 42, accelerated rotation).

PE FR real estate at 0.29: favorable entry window. Start of cycle, real assets, no bubble. That is exactly the type of position we look for in 2026.

Crypto at 0.63: late cycle. Measured bucket (3-8% max), pre-defined staged exit plan.

Serene zone · P < 0.30 — accumulation possible, start of cycle.

Normal zone · 0.30 ≤ P < 0.50 — standard caution, hold the weighting at its current level.

Alert zone · 0.50 ≤ P < 0.70 — stop contributions, prepare the gradual exit plan.

Exit zone · 0.70 ≤ P < 0.90 — gradual exit in tranches (20% per quarter).

Peak zone · P ≥ 0.90 — high probability of being the last buyer. Exit quickly.

What you need to understand. For each scenario, we look at the 5 last comparable crisis exits (1991, 2003, 2009, 2013, 2020). We extract: (1) the average duration before resolution, (2) the average rebound amplitude per asset class, (3) the dispersion (probability cone). We weight by the similarity of the 2026 context with each past episode.

For you, concretely. A 55% probability means that of 100 comparable scenarios, about 55 saw this outcome within the next 12 months. This is not a certainty, but it is enough to orient your allocation.

Premium French real-estate capital investment: it rises if the Fed cuts (scenario B), it resists even in scenario D, and it has a form of macro autonomy that makes it little dependent on scenarios A or C.

Physical gold: it's insurance against scenario D, and it remains relevant in scenarios A and B (it corrects but does not collapse). Only scenario C (Trump eases) would make it retreat.

Short-term euro cash: it's your call option on opportunities. If one of scenarios A, B or C plays out, you have the cash to enter quickly on rebounding assets.

In one sentence. The 10 questions were designed to cover by themselves the 12 risks we usually measure in a professional investment audit. Each question tests a specific risk type.

What each question concretely verifies:

• Q1 (cycle phase) tests the bubble risk: are you buying at the peak?
• Q2 (macro variables) tests the sensitivity to external shocks (war, inflation, rates, demographics).
• Q3 (real asset) tests capital protection: is it stone / gold / company shares, or a paper contract?
• Q4 (pitch / reality alignment) tests transparency. Do the historical figures match the promise?
• Q5 (real liquidity) tests the exit capacity in case of storm.
• Q6 (net return) tests the impact of fees + taxation. The gross/net gap can reach 40%.
• Q7 (duration) tests horizon fit. An 8-year lock-up for a need in 3 years = incompatible.
• Q8 (return gap) tests the credibility of the promise. Promising 12% in a market that does 5% = empty marketing.
• Q9 (legal structure) tests legal protection. SPV? Shareholders' pact? AMF framework?
• Q10 (combined shock) tests the final resilience under a multi-crisis scenario.

Concrete example. If a seller offers a structured product with 9% coupon, questions Q1 + Q3 + Q5 + Q8 are enough to spot the biggest risk: Q3 will tell you it's a contract (not a real asset), Q5 will reveal that liquidity before maturity is near-zero, Q1 will show you where you stand in the rate cycle, and Q8 will make you ask why the coupon is at 9% when the bond market does 3-4%.

Ask them in order: Q1 (cycle) → Q2 (macro variables) → Q3 (real/contract) → Q5 (liquidity) → Q6 (net of fees) → Q10 (stress test). It's a logical sequence testing the seller's depth, without being abrupt about it. Questions 4, 7, 8, 9 help clarify whether any gray areas remain.

Tone matters: calm, pro, curious. You are not there to trap someone, you are there to protect your capital. A good contact appreciates these questions because they show off the quality of their product.

2× factor in aggregated exposure to the 15 macro variables. That's why French real-estate capital investment holds across the 4 combined-stress scenarios ([MENA country] war, Trump tariffs, French debt, AI bubble).

1 · Real assets. A building in Contis or Mimizan retains an intrinsic value, unlike a financial contract backed by derivatives.
Example: during the 2008 crash, Lehman Brothers destroyed $600 billion of contracts in 48 hours. In the same time, French premium real-estate owners saw their paper value drop 15-20%, then fully recover within 5 years. Concrete doesn't go bankrupt.

2 · No sovereign debt. Unlike euro funds, French real-estate PE does not hold 60-75% of its asset in downgraded state debt.
Example: if you have €200,000 on a euro fund, about €140,000 of your money currently lends to the French state (rated A+ since 2025). If France sees its spread degrade further, the market value of this debt drops, and your real return along with it.

3 · Structural domestic demand. Aging demography + second-home desire + strong seasonal market on the southwest coast = sustained demand.
Example: between 2015 and 2025, the Landes coast saw premium residential demand grow +40%, driven by 2 phenomena: aging (60+ look for a haven), and remote work (35-50 year-olds want a second home convertible into a primary residence).

4 · Stock-market decorrelation. The French premium real-estate secondary market moves little with the S&P 500. Protection in the US correction scenario.
Example: when NASDAQ fell 77% between 2000 and 2002, Parisian premium real estate dropped only 3% over the same period, before rebounding +40% over the 5 following years. A portfolio 100% in US equities would have lost 77%; a portfolio 100% in premium FR real estate would have gained +37%.

2027 French election — if taxation on capital tightens significantly (PFU hike, life-insurance allowance trimmed, Zucman tax voted), the entire French wealth management must be revised.

Coastal climate — 630 properties at risk by 2028, €180M. Brittany, Mediterranean, South Atlantic zones to watch. Impact on coastal premium real-estate valuation.

End of current cycle — if French real-estate PE moves from 0.29 to 0.70 on the cycle-position gauge (which would take 3-5 years), reallocation toward other classes.