Posts Tagged ‘ efficient market hypothesis ’

The tightrope of the random walk

December 27, 2010
The tightrope of the random walk

We’re really interested in markets, but we’ll start with a series of coin tosses.  If the coin lands heads, then we go up one; if it lands tails, we go down one. Figure 1: A coin toss path.Figure 1 is the result of one thousand coin flips.  It is a random walk. The R command … Continue reading...

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