Although a little outdated, here's an independent and accurate assessment of the Romanian Airport Market situation, compiled by the U.S. Commercial Service – American Embassy Bucharest, Romania. A very useful and great tool for anyone scrutinizing opportunities to invest in Romania.
http://events.aaae.org/sites/081004/assets/files/Romania%20Airport%20Market%20Report.pdf
http://events.aaae.org/sites/081004/assets/files/Romania%20Airport%20Market%20Report.pdf