@article {Bruce1, editor = {Bruce, Brian R.}, title = {Editor{\textquoteright}s Letter}, volume = {3}, number = {2}, pages = {1}, year = {2012}, doi = {10.3905/jii.2012.3.2.002}, publisher = {Institutional Investor Journals Umbrella}, issn = {2154-7238}, URL = {https://jii.pm-research.com/content/3/2/1}, eprint = {https://jii.pm-research.com/content/3/2/1.full.pdf}, journal = {The Journal of Beta Investment Strategies} }