Основополагающая научная работа по этой теме – Friedman, Eric J., and Paul Resnick, “The Social Cost of Cheap Pseudonyms”, Journal of Economics and Management Strategy 10, no. 2 (Summer 2001), pp. 173–199, http://onlinelibrary.wiley.com/doi/10.1111 /j.1430–9134.2001.00173.x/abstract.
