Michael Green

Michael Green

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Chief Strategist, Simplify; structure of markets, options/flows, and impacts on U.S. equities.

AI Shifts Firm: Seniors Rise, Juniors Fall
SocialApr 1, 2026

AI Shifts Firm: Seniors Rise, Juniors Fall

Deeply misunderstood. Within firm behavior has shifted dramatically due to AI/LLM implementation. Senior employee value up, junior employee value negative. No fire, no hire… for now.

By Michael Green
CPI Overstates Inflation; Truflation Reveals Gas‑Driven Deflation
SocialApr 1, 2026

CPI Overstates Inflation; Truflation Reveals Gas‑Driven Deflation

Remember the CPI is a one year fixed basket, which by definition ignores demand destruction in categories that rise in price (gasoline) and demand substitution in areas with falling prices. By definition this leads to an overstated CPI vs actual...

By Michael Green
Supply Boost Beats Demand Subsidies in German Price Control
SocialMar 31, 2026

Supply Boost Beats Demand Subsidies in German Price Control

In a shocking turn of events, German economists discover that govt policy of increasing supply more effective than subsidizing demand at controlling prices.

By Michael Green
Critics Admit Bitcoin Can't Stand on Its Own Merits
SocialMar 29, 2026

Critics Admit Bitcoin Can't Stand on Its Own Merits

“The most common response to the critique you are about to read reduces to a single structural move: reframe the evaluation as a binary choice between Bitcoin and fiat, then win by comparison with a system the critic has already...

By Michael Green
Follow the Flows, Not the Active/Passive Hype
SocialMar 20, 2026

Follow the Flows, Not the Active/Passive Hype

1/2 If you're going to follow the active/passive debate, you gotta follow the flows. Fortunately, I have a reliable source. My oldest son, @senseiverde18, is putting out some great material at Nasdaq. His latest for February was excellent https://t.co/1FmfNEqUE1 and...

By Michael Green
Ex‑ETF Sales, Not Bitcoin ETFs, Drive Price Bounce
SocialMar 13, 2026

Ex‑ETF Sales, Not Bitcoin ETFs, Drive Price Bounce

As many others have pointed out, Bitcoin ETF flows have stabilized, but the relatively muted Bitcoin ETF flows since the October peak offer much less explanatory power for Bitcoin returns than the entire period. Suggests ex-ETF sales were a driver. Positive...

By Michael Green
SPX's VIX Sensitivity Drops to Unsettling Low
SocialMar 13, 2026

SPX's VIX Sensitivity Drops to Unsettling Low

Beta of SPX to 1pt chg in the VIX has fallen to uncomfortable levels. Opposite in many ways to Volmaggedon where VIX was at depressed levels, but SPX showing almost no response to implied vol changes. https://t.co/zaPe03rueo

By Michael Green
Low Volatility Seeds Future Turbulence; Powell‑Trained Models Miss Warsh
SocialMar 6, 2026

Low Volatility Seeds Future Turbulence; Powell‑Trained Models Miss Warsh

Low vol begets high vol, to paraphrase Minsky. Systems trained on Powell, and they all have been trained on Powell, will struggle to interpret Warsh… especially as he himself will struggle with the same.

By Michael Green
Jane Street’s IBIT Trade Is Hedged, Not Accumulating Bitcoin
SocialFeb 17, 2026

Jane Street’s IBIT Trade Is Hedged, Not Accumulating Bitcoin

It is so painful to watch this fumbling. Jane Street may be taking a position in IBIT, but that position is almost entirely offset by undisclosed options (on IBIT) and futures positions. They are certainly not “accumulating” a position in Bitcoin. That’s...

By Michael Green
Tariffs Drove Inflation; Rate Now Irrelevant, CPI Lagging
SocialFeb 13, 2026

Tariffs Drove Inflation; Rate Now Irrelevant, CPI Lagging

The scary part is tariffs HAVE increased inflation. The lagging and imputed portions of CPI are the only remaining sources of inflation. We may get a hit from oil some day, but inflation RATE is no longer the problem. And...

By Michael Green