The Zen Economist

// Markets. Meaning. Microstructure.

A blog by Aryan Ayyar — on the invisible mechanics of markets, the philosophy of price, and the discipline of attention. Written for the curious, the rigorous, and the patient.


Proof of a Landing That Never Happened

"I wrote a program whose most reliable output is 'I don't know.' It is tested. The refusal works."

[kai-tak] [optimization] [historical-evidence] [uncertainty]

Hong Kong's Kai Tak closed in 1998. Four interactive figures, 227 historical maps, a certified local optimum, and the exact size of what is still unknown.

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The Elegant Trick That Tamed Interest Rate Derivatives

"A one-factor monotonicity observation that rewired swaption pricing."

[interest-rates] [swaptions] [affine-models]

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The Quiet Trader: What Kyle (1985) Really Says

"Most edges are whispers before they are prices."

[microstructure] [theory] [kyle]

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The Attention Arbitrage: Focus as a Trading Edge

"Attention is inventory. Spend it like capital."

[philosophy] [productivity] [markets]

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