01
Returns, compounding and log returns
Why do quants work in logs?
Core · Module 04
Where the Mathematics track pays its dividend. Most financial blow-ups are a normal-distribution assumption meeting a non-normal world.
By the end of this module
You can describe return distributions honestly — including the tails that standard models pretend do not exist.
Why do quants work in logs?
How often is a '6-sigma event' actually supposed to happen?
Benoit Mandelbrot, 1963
The first serious argument that market returns are not normal.
Is price movement predictable at all?
Eugene Fama, 1970
Robert Shiller, Yale
Shiller won a Nobel for disagreeing with Fama. Take both courses.
Quiz
Not written yet for this module. The lectures above are complete and the module still counts toward your progress.