Economics
The following five articles attack economic crackpots, past and present. Versions of each article has been published on the Mises Institute web and can be found in my LvMI Author's Archive.
If you would like to learn about the most fundamental concepts underlying sound economics (otherwise known as the Austrian School of Economics), please read my extensive series of posts discussing the hugely important book Principles of Economics by Carl Menger.
I also offer my own take on the underlying praxeological principles of economics in Action, Goals, and Goods.
I also have five posts discussing the business cycle
Sound Money is the Only Solution applies the Austrian Business Cycle Theory (ABCT) to the current financial crisis.
The ABCT Shadowed Forth calls attention to a passage written by Austrian economist Eugen von Bohm-Bawerk in the late 19th century which seems to anticipate the Mises/Hayek business cycle theory.
And the following three posts present my own revisionist (though still completely Austrian in approach) theory of the business cycle.
The following posts specifically discuss the history of economic thought: