how does it affect the economy?
It has a direct economic impact. Dragon Con brought in over $21 million and routinely raises funds for designated charities.
Dragon Con
In 2015, Dragon Con attracted some 70,000+ attendees and had a direct economic impact of $65 million, as reported by the Atlanta Convention & Visitors Bureau in the "Atlanta Business Chronicle". According to statistics provided by Georgia State University, Robinson College of Business, Dragon Con brought in over $21 million.

Dragon Con routinely raises funds for designated charities. In 2005, Dragon*Con raised US$20,000 for the Leukemia & Lymphoma Society. Charity efforts continued with US$104,000 sent to the Atlanta Center for Self Sufficiency in 2016, including a US$50,000 corporate match. In 2013, fans voted in advance to determine the charities. From 2005 through 2012, the con raised and donated almost $224,000.
what part of atlanta has the most crime UNANSWERABLE where is this city located? In the U.S. state of Georgia. what is its population? 506,811 which festivals do they celebrate there? Shaky Knees Music Festival, Dragon Con, the Peachtree Road Race what is the second named festival? A North American multigenre convention. It  runs thousands of hours of programming for fans of science fiction, fantasy, comic books, and other elements of fan culture. when does it take place? Labor Day weekend when was it founded? 1987 who are its founders? John Bunnell, David Cody, Robert Dennis, Mike Helba, Pat Henry, and Ed Kramer. do they organize gaming tournaments? Yes -  board games, miniature games, collectible card games, console games, live action and other role-playing games, and tables hosted by gaming companies
wiki:20156440
Dragon Con [SEP] Economic impact
In 2015, Dragon Con attracted some 70,000+ attendees and had a direct economic impact of $65 million, as reported by the Atlanta Convention & Visitors Bureau in the "Atlanta Business Chronicle". According to statistics provided by Georgia State University, Robinson College of Business, Dragon Con brought in over $21 million. Dragon Con routinely raises funds for designated charities. In 2005, Dragon*Con raised US$20,000 for the Leukemia & Lymphoma Society. Charity efforts continued with US$104,000 sent to the Atlanta Center for Self Sufficiency in 2016, including a US$50,000 corporate match. In 2013, fans voted in advance to determine the charities. From 2005 through 2012, the con raised and donated almost $224,000.