[1] The index forecasts and sums up political risks around the world that may affect the supply of oil to international markets.
Each of these country values is subsequently weighted by the exports of the countries in order to compute a single, weighted, global PRIX index number that sums up the political risk for international oil markets during the coming three months.
[4] Thus, the PRIX index forecast may help identify potential trajectories of international price of oil.
It is updated quarterly and made freely available to the public via the index website and Twitter feed.
However, in practice the global index value will normally oscillate around 50 and stay within the range of 40–60.