Book Review: Consumer Involvement in Private EU Competition Law Enforcement by, Maria Ioannidou. (Oxford: Oxford University Press. 2015) - World Competition View Book Review: Consumer Involvement in Private EU Competition Law Enforcement by, Maria Ioannidou. (Oxford: Oxford University Press. 2015) by - World Competition Book Review: Consumer Involvement in Private EU Competition Law Enforcement by, Maria Ioannidou. (Oxford: Oxford University Press. 2015) 41 2 World Competition