Reddit mentions of Irrational Exuberance

https://www.amazon.com/Irrational-Exuberance-Robert-J-Shiller/dp/0767923634

1% or less than is from the Case-Shiller real estate index of all real estate in the US. Shiller later went on to publish a book about how absolutely ridiculous real estate valuations have become.

Its from this book and people like the World Bank economist use it because Robert Shiller is one of the world's leading experts on the phenomenon.

Not sure about the math bits but this holds true for bull / bubble runs:

> Even small growth will positively loop back and encourage further growth that will continue to grow exponentially

Rober Shiller dives deep into this phenomena in his book Irrational Exuberance

Irrational Exuberance by Robert Shiller

http://www.amazon.com/Irrational-Exuberance-Robert-J-Shiller/dp/0767923634/ref=sr_1_1?ie=UTF8&s=books&qid=1250519991&sr=1-1

of course :) If you are interested in more this is quite nice https://www.amazon.com/Irrational-Exuberance-Robert-J-Shiller/dp/0767923634

/r/SecurityAnalysis maintain a decent reading list.

The following is taken from it:

History

• A History of Financial Speculation - Edward Chancellor
  
  
• A Short History of Financial Euphoria - Kenneth Galbraith
  
  
• Barbarians at The Gate - Bryan Burruough
  
  
• Irrational Exuberance - Robert Shiller
  
  
• Liar's Poker - Michael Lewis
  
  
• Manias, Panics and Crashes - Charles Kindleberger
  
  
• Money of the Mind - James Grant
  
  
• Oil 101 - Morgan Downey
  
  
• The Box - Marc Levinson
  
  
• The Prize - Daniel Yergin
  
  
• The Big Short - Michael Lewis
  
  
• The Great Crash of 1929 - Kenneth Galbraith
  
  
• The Panic of 1907 - Robert Brunner
  
  
• The Predators Ball - Connie Bruck
  
  
• This Time Is Different - Rogoff & Reinhart
  
  
• Too Big to Fail - Andrew Ross Sorkin
  
  
• US Bank Deregulation in A Historical Perspective - Charles Calomiris
  
  
• When Genius Failed - Roger Lowenstein
  

You might check out Prof. Robert Shiller's Irrational Exuberance. He wrote the first version before the dotcom bubble burst, predicting the bust fairly accurately. But it focuses on the finance/economics, not the technology.