What Goes Into An Economic Crisis?

This is an alphabetical version.  For a subjective ranked version see: Ranked: What Goes Into An Economic Crisis?

This list contains the background understanding for why crises occur, general crisis and specific crisis, and what to do about them.  

The Varieties of Crises
Crisis of Capitalism

Basis For Financial Crisis

U.S.A. Economic Crisis 
Russian Economic Crisis

2007-2009 Crisis

Great Depression

United Kingdom - 11th Century 

Various Crises
Crisis Management