Long-term investors in the casino sector are all too aware that Macau not Las Vegas is the global market with the most chips on the table. American player Wynn Resorts, Limited , for example, generates 70% of its revenue from the Chinese island and the fact that Wynn’s stock has plunged by nearly two-thirds in the last 12 months has a lot to do with how poorly casinos have performed in Macau for nearly two years.