Motley Fool – Macau’s gaming market is now seven times the size of the Las Vegas Strip and outgrew the Sin City 18.5% to 4.8% in 2013. So, we should at least be pondering if there’s an upper limit to how large the market can grow. It’s the growth of Macau’s overall market that will really drive Las Vegas Sands, Wynn Resorts, Melco Crown, and MGM Resorts over the next few years. Other than trading market share between one another and the other two concessionaires, SJM and Galaxy, that’s the only way to grow. First, let’s look at the size of…