This study uses cross-county variation in support for 46 ballot measures to identify political subcultures in South Dakota and to study them. A hierarchical clustering method applied to county-level election returns allows the identification of subcultures at various levels of granularity. We...

Land development in the United States is following two routes: expansion of urban areas and large-lot development (greater than 1 acre per house) in rural areas. Urban expansion claimed more than 1 million acres per year between 1960 and 1990, yet is not seen as a threat to most farming,...