Airlines were also deregulated and it hasn't really led to a "boom". Lots of bankruptcies and massive consolidation has made for a pretty poor flying experience.
==That might be surprising, since in Argentina just about everything of note has been nationalized at times. It makes sense though: Argentina has a strong central government, and weak local governments, so the central government nationalizes things of national importance, and the local governments not so much.==
Is this true? According to Reuters, the government of Buenos Aires raised bus prices in January 2018 [1].
"Bus, train and subway fares in the Buenos Aires area will rise this year, the Argentine government said on Wednesday, despite fears that the increases will stoke already high inflation.
Fare increases on buses and trains will start in February, Transportation Minister Guillermo Dietrich told reporters, with an initial average rise of around 35 percent."
[1] https://www.reuters.com/article/argentina-transportation/bue...