hara biosphere reserve in southern hormozgan province with 85686 hectares areas is located between bandar khamir and queshm island. this area can be considered as the most spectacular regions of iran for a unique coastal seascape. mangrove forests and amazing biodiversity make this region as the most significant ecotourism areas throughout the country. this research attempts to determine recrea...

Discusses the implications of the economic valuation of natural resources used for tourism and relates this valuation to the concept of total economic valuation. It demonstrates how applications of the concept of total economic valuation can be supportive of the conservation of natural resources used for tourism. Techniques for valuing tourism’s natural resources are then outlined and criticall...

...................................................................................... 5 I. Environmental values and valuation approaches........... 7 1. The economic concept of environmental value .................... 7 2. Willingness-to-pay and willingness-to-accept ...................... 8 3. Classifying environmental values ......................................... 9 4. Valuation approaches...

The importance and difficulty of the problem of ranking fuzzy numbers is pointed out. Here we consider approaches to the ranking of fuzzy numbers based upon the idea of associating with a fuzzy number a scalar value, its valuation, and using this valuation to compare and order fuzzy numbers. Specifically we focus on expected value type valuations which are based upon the transformation of a fuz...