旅游业在发展中的作用究竟如何,人们一直颇有争议。然而,发展旅游业被许多资源贫乏、国际收支平衡十分困难的欠发达国家作为摆脱其经济困境的灵丹妙药,则是事实.就总的发展而言,从70年代初开始,最不发达国家作为值得特别关注的一类国家被单独划分出来。在此后的10年中,其总数由25个国家增加到了31个.这类国家被定义为:人均国内 People have been quite controversial over what the role of tourism in development is. However, the development of tourism is factored by many under-resourced and underdeveloped countries with a difficult balance of payments as a panacea for getting out of their economic woes. In terms of overall development, the least developed countries, since the early 1970s, A category of countries deserving special attention is separated. In the following 10 years, its total number increased from 25 to 31. Such countries are defined as: per capita domestic