@article {Amenc4, author = {No{\"e}l Amenc and Lionel Martellini}, title = {Invited Editorial Comment}, volume = {38}, number = {4}, pages = {4--5}, year = {2012}, doi = {10.3905/jpm.2012.38.4.004}, publisher = {Institutional Investor Journals Umbrella}, issn = {0095-4918}, URL = {https://jpm.pm-research.com/content/38/4/4}, eprint = {https://jpm.pm-research.com/content/38/4/4.full.pdf}, journal = {The Journal of Portfolio Management} }