Tourism industry plays an essential role on development of economy and it is considered as one of green industries. Many countries try to promote investment on tourism to create various job opportunities. This paper presents an empirical investigation to rank different factors influencing on tourism industry in city of Yazd, Iran. The proposed study uses three multiple criteria decision making techniques namely, Technique for Order of Preference by Similarity to Ideal Solution (TOPSIS), Simple Additive Weighting (SAW) and Taxonomy to rank 40 factors. The results indicate that factors such as Being located in the center axis of communication, Strengths in transportation, The ease of access to tourism destinations and Sufficient knowledge of some historical attractions are among important factors influencing tourism industry.

The purpose of this paper is to determine comparative ranking of agricultural development in different provinces of Iran using taxonomy technique. The independent variables are amount of annual rainfall amount, the number of permanent rivers, the width of pastures and forest, cultivated level of agricultural harvests and garden harvests, number of beehives, the number of fish farming ranches, the number of tractors and combines, the number of cooperative production societies, the number of industrial cattle breeding and aviculture. The results indicate that the maximum development coefficient value is associated with Razavi Khorasan province followed by Mazandaran, East Azarbayjan while the minimum ranking value belongs to Bushehr province.