| 2. | This survey , led by professors leo sin , stella so and alan tse , covered 308 mainland tourists . the majority are in the 21 - 50 age bracket , well - educated ( 80 per cent with tertiary education ) and relatively high household income ( 56 per cent with monthly income of $ 5 , 000 - 20 , 000 ) 是项研究由中大市场学系冼日明教授、谢清标教授及苏丽文教授三位学者负责,并向308名访港的内地游客进行调查。 |