based on the nature of the problem identified by a national regulatory authority in its market analysis, where appropriate taking into account the identification of transnational demand pursuant to Article 66;
bunaithe ar chineál na faidhbe arna sainaithint ag údarás rialála náisiúnta ina anailís mhargaidh, agus sainaithint an éilimh thrasnáisiúnta de bhun Airteagal 66 á cur san áireamh nuair is iomchuí;