A previous policy address by Macau Chief Executive Fernando Chui discussed slowing gaming expansion in the former Portuguese colony, which is the only place in China where gaming is legal.
However, gaming analysts said recent reports from southern China show the slower pace of gaming growth could benefit MGM Resorts International and Wynn Resorts.
The companies have been linked with hotel-casino projects on the Cotai Strip.
"We view this commentary as quite positive for ... Cotai development prospects," Union Gaming Group Principal Bill Lerner told investors.