(Bloomberg) -- Hungary has submitted a formal offer to buy a majority stake in Budapest Airport in a transaction that could be valued at about €4 billion ($4.3 billion), according to a person familiar with the matter, potentially ending years of wrangling over the hub’s fate.Most Read from BloombergIndia’s Moment Has Arrived, and Modi Wants a New Global OrderChina Slowdown Means It May Never Overtake US Economy, Forecast ShowsHuawei Teardown Shows Chip Breakthrough in Blow to US SanctionsReturn-