“…From a comprehensive development perspective, Clock, also with Edwards, constructed an "index of rurality," based on evaluation indicators such as population, household amenities, occupational structure, commuting patterns, and the distance to urban centers in order to divide local government districts in England and Wales into five categories, namely, extreme rural, intermediate rural, intermediate non-rural, extreme non-rural, and urban [59,60]. Bański comprehensively considered rural agricultural and non-agricultural functions in Poland from the perspectives of land-use structure, employment structure, tourism, and recuperation [61]. On the basis of the relationship between the proportion of the non-agricultural labor force and rural economic diversity, Sharma et al portrayed regional differences in rural diversity in India and classified them into four types: higher, high, low, and lower level [62].…”