The resort is heading in the right directions as companies line up to invest millions of dollars in the city, said Geoff Freeman, president and chief executive officer of the American Gaming Association. The opening of the Hard Rock Hotel & Casino Atlantic City next summer, the proposed joint venture between MGM Resorts International and Caesars Entertainment Corp., and the possible reopening of the former Revel, now known as TEN, are all signs the resort’s gaming industry is recovering after three years when five casinos closed and the gaming industry lost about 10,000 jobs. “The Atlantic City market is an exciting market right now,” Freeman said during an AGA event at Stockton University. “There is no doubt the market right-sized itself over the last couple of years.