Shares of the major Macau casino operators are falling on Tuesday after a senior Macau official made comments indicating that the city plans to have discussions about overcrowding in the city, according to a report by Bloomberg The stocks of Melco Crown Entertainment Ltd , Wynn Resorts, Limited , MGM Resorts International and Las Vegas Sands Corp. were all down more than 3 percent on Tuesday. On a local Macau radio show, the Social Affairs and Culture Secretary Alexis Tam Chon Weng explained that the Macau government plans to approach the Chinese central government about “too many tourists” impacting Macau residents’ “quality of life.”