By Ben Tavener, Senior Contributing Reporter
SÃO PAULO, BRAZIL – Marked improvements to Brazil’s newly-privatized airports, including São Paulo’s main International Airport, Guarulhos, that were auctioned off earlier this year for R$24.5 billion, have yet to be seen on the ground. New operators officially took over last week at three main international airports – in Brasília, São Paulo (Guarulhos) and Campinas (Viracopos) – from state-run . . .