Debt: The good, the bad, and the ugly

Dirk Bezemer has an excellent series of four videos on debt.  The videos are a great example of high-quality accessible academic economics!  Watch the first episode below and the others after the jump.

Standing on African roofs

Ron Eglash (and here and here) has an interesting TED talk on the existence of fractal patterns in African designs.  Georg Cantor (Cantor set), Helge von Koch (Koch snowflake), Leonhard Euler (Eulerian path) and a few other mathematicians get a mention.  However, no mathematics knowledge is required to understand the talk.  It's mostly about patterns.







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