‘Dubai Agreement’ on Oyu Tolgoi phase 2 is signed

The finance agreement for a USD 4.4 billion underground expansion of the OT mine (OTUMDFP) is signed in Dubai. Not only is it largely publicly financed (including the IFC and EBRD), it also explicitly consolidates the terms of the 2009 Investment Agreement.[1]
[1] http://www.riotinto.com/documents/160506_Rio_Tinto_approves_development_of_Oyu_Tolgoi_underground_mine.pdf,  http://www.sbs.com.au/news/article/2015/12/15/rio-secures-us44b-expand-oyu-tolgoi retrieved 7 September 2018