Arbitrary, unreasonable and/or discriminatory measures
https://www.iareporter.com/articles/new-ect-case-against-latvia-surfaces-as-the-state-successfully-challenges-the-claimants-appointee-over-double-hatting/ (requires subscription)
https://globalarbitrationreview.com/article/latvia-fights-ect-claim-after-dislodging-arbitrator (requires subscription)