The Application of the Fiona Trust Principle of “One-Stop” Adjudication to a Non-Exclusive Jurisdiction Clause: Ryanair v Esso Italiana - Arbitration: The International Journal of Arbitration, Mediation and Dispute Management View The Application of the Fiona Trust Principle of “One-Stop” Adjudication to a Non-Exclusive Jurisdiction Clause: Ryanair v Esso Italiana by - Arbitration: The International Journal of Arbitration, Mediation and Dispute Management The Application of the Fiona Trust Principle of “One-Stop” Adjudication to a Non-Exclusive Jurisdiction Clause: Ryanair v Esso Italiana 80 2 Arbitration: The International Journal of Arbitration, Mediation and Dispute Management