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0xDEAFBEADtoday at 9:27 AM3 repliesview on HN

>the private market can't possibly go any higher

Can public markets go higher? Shiller P/E is closing in on the peak of the dot-com bubble:

https://www.multpl.com/shiller-pe

This is already close to being the frothiest market in US history.

Consider two competing forecasts for AI: it's a "normal technology", or it will be superintelligent.

If it's a "normal technology", where's the moat? Why won't this turn into a boring commodity business, like telecom after the bubble? Sure, railroads transformed the US, but that didn't prevent investors from losing a bunch of money first: https://news.ycombinator.com/item?id=47900502

If it's superintelligence, we're most likely either all dead (in which case you helped cause human extinction by investing, congratulations) or else we're living on generous UBI: https://www.astralcodexten.com/p/you-have-only-x-years-to-es...


Replies

zipy124today at 10:17 AM

P/E is not an indicator of available to deployed capital. Just in the EU alone there is about €12 trillion in bank deposits which could be invested. There is no lack of liquid capital to be invested.

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pkaedingtoday at 11:01 AM

The M2 money supply is ~4x higher now than in 1999. Does that indicate there is a lot more runway now, than then, at least on that metric?

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staticman2today at 10:15 AM

> Can public markets go higher? Shiller P/E is closing in on the peak of the dot-com bubble:

Shiller PE is near 44. Japan had an equivalent price to earnings ratio of over 70 during their 1989 bubble.

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