arXiv: On the Zipf strategy for short-term investments in WIG20 futures. (arXiv:1107.3287v1 [q-fin.GN]) http://bit.ly/nmuTkM

moneyscience: arXiv: On the Zipf strategy for short-term investments in WIG20 futures. (arXiv:1107.3287v1 [q-fin.GN]) http://bit.ly/nmuTkM