Problem of coordination the use of national GNSS systems

This paper put for discussion the idea of creation one consortium in charge to coordinate the use of national GNSS systems for the civil aviation, maritime and land traffic management. One should found the idea of creation the international commercial consortium on financial and economic facts. The common efforts may enable national GNSS systems to penetrate more actively the market for satellite navigation service. The coordination of national GNSS activities by one body would facilitate the interoperability and continuity of the satellite navigation system. This also may help to resolve the problem of liability for this kind of activity.