In, How to Detect an Asset Bubble, Robert Jarrow, Younes Kchia and Philip Protter describe the method by which asset bubbles can be deduced from the asymptotic behavior of prices.

I can just about follow the reasoning, and it make sense – although they don’t explain WHY it makes sense as a series of incentives and actions – which an Austrian would require.

And I while I appreciate their work, I’m struck the the fact that, at least for me, asset bubbles are so easy to detect that it’s ridiculous: The old adage that if your gas station attendant or your school teacher is concerned about it then it’s ready to pop, and you should sell.