@article{Stephens_2007,
title={A New Measure of Market Inefficiency},
ISSN={1556-5068},
url={http://dx.doi.org/10.2139/ssrn.1009669},
DOI={10.2139/ssrn.1009669},
journal={SSRN Electronic Journal},
publisher={Elsevier BV},
author={Stephens,
Christopher R. and Benink,
H.A. and Gordillo,
Jose Luis and Pardo-Guerra,
Juan Pablo},
year={2007} }