Proponents say it would mean cheaper fares and direct connections.
Regional EU member countries have less flexibility to control taxes on fuel, but everyone faces higher prices.
Serbian police arrested nine people this week for suspected involvement in the attacks on the US and Turkish embassies in Belgrade more than four years ago.
Bloggers argue statements from Belgrade and Pristina are calculated to avoid organising local elections in the Serbian enclaves in Kosovo on May 6th.
Promising tax breaks, Albania's prime minister calls for Turkish companies to invest. Also in business news: Representatives of 50 countries gathered in Istanbul to attend the 15th Eurasian Economic Summit.
The social fabric grows more frayed, with virtually no group unscathed by the economic meltdown.
Easter is celebrated by both Catholics and the Orthodox Church in Southeast Europe.