A Compare of Regional Tourism Cooperation-Competition Model and a Study of the Cooperation Between the Yangtze River Delta and the Pearl River Delta——Based on the Measurement of the Niche of Regional Urban Tourism

Through introducing the niche ecostate and ecorole theory,the paper first constructs a measurement system of the niche of regional urban tourism which consists of 4 dimensions of tourism resources,market,socioeconomy and environment as well as 32 variables,and then measures the niche of urban tourism in the Yangtze River Delta Region and the Pearl River Delta Region and using clustering analysis,revealling the space and netword difference,time alternate difference,expansile difference,extensive and representative difference,and based on the niche,futher discussing the deep cooperation strategy of the two regions.The author puts forward some intersectional cooperation measures,such as constructing developmental complement space of regional tourism,achieving developmental reciprocal symbiosis of regional city tourism,etc.