[BigBubbleButt]

Believe it or not, there were some traders that seemed to predict 9/11.

https://www.jstor.org/stable/10.1086/503645#metadata_info_ta...

[geysersam]

I believe they seemed to predict 9/11.

[BigBubbleButt]

The point of the paper is they had inside information, so they did predict it.

[geysersam]

Bin Ladin might have traded before the attack, it's possible. But that has nothing to do with the yield curve inversion as indicator of approchong economic downturn.