国际上,有人把城市旅游业称为“无烟工业”、“绿色产业”。这一产业的经济效益令人瞩目,以“东方明珠”香港为例,据统计香港1993年旅游总收入532亿港元,是仅次于纺织和成衣制造业的赚取外汇的第二大产业,占香港生产总值的6.6％,为每位香港人赚取了8800港元收入,还同时提供了18.7万个就业机会。同样,法国巴 Internationally, some people refer to urban tourism as “smokeless industry” or “green industry.” The economic benefit of this industry is remarkable. Take “Oriental Pearl” Hong Kong as an example. According to statistics, Hong Kong’s total tourism revenue of HK $ 53.2 billion in 1993 is the second largest foreign exchange earner in the textile and clothing manufacturing industry, accounting for 6.6% of Hong Kong’s gross domestic product earned every HK $ 8,800 for every Hong Kong resident and also provided 187,000 jobs at the same time. Similarly, France Pakistan