Local restaurants and hotels can expect to see a boost in revenue. When Pittsburgh hosted the G20 in 2009, the city brought in $35 million in hotel bookings and restaurant bills, per a study from the University of Toronto. Toronto saw an extra $100 million in its coffers when it hosted the G20 a year later.

President Donald Trump’s push to host the G20 summit at one of his properties, the Doral resort in Miami, is just the latest example of how he’s intermixed presidential duties with