Japan–Korea Undersea Tunnel at about ₩100 trillion (approx. US$90 billion), which would produce an extremely low benefit-to-cost result. In 2014, the South Korean Busan Development Institute estimated the undersea tunnel could create ₩54 trillion won (원54T, or US$53 billion) in economic benefits and provide about 45,000 jobs. In an April 2009 editorial, former Justice Ministers Daizō Nozawa of Japan and Kim Ki Chun of South Korea remarked on some of the similarities of the proposed Japan–Korea tunnel to the world's present longest undersea tunnel. The Channel Tunnel runs for 50.45 km linking the United Kingdom and France, and opened in May 1994: At
History of rail transport in France of the private railway operating companies began to face financial difficulties. In 1938 the socialist government fully nationalised the railway system and formed the "Société Nationale des Chemins de fer Francais" (SNCF). Regional authorities have begun to specify schedules since the mid of the 1970s with general conventions between the regions and the SNCF since the mid-1980s. From 1981 onwards, a newly constructed set of high-speed TGV ("Train à Grande Vitesse") lines linked France's most populated areas with the capital, starting with Paris-Lyon. In 1994, the Channel Tunnel opened, connecting France and Great Britain by rail under the English Channel.