Indirect expropriation
http://www.gob.mx/cms/uploads/attachment/file/157553/tele_facil_noa.pdf
http://www.iareporter.com/articles/investors-commence-bit-arbitration-alleging-state-collusion-with-local-monopolistic-telecoms-provider/ (requires subscription)
http://globalarbitrationreview.com/article/1069829/telecoms-investors-take-on-mexico (requires subscription)
https://icsid.worldbank.org/en/Pages/cases/casedetail.aspx?CaseNo=UNCT/17/1
https://www.iareporter.com/articles/mexico-round-up-new-threats-of-arbitration-new-arbitrations-and-developments-in-ongoing-proceedings/ (requires subscription)