...Luigi Capoani; Mattia Banin; Barbara Brollo; Piergiorgio Martini Purpose The aim of this study is to investigate spatial economic dynamics in the United States by assimilating gravitational models, spatial analysis and entropy-based measures. Particularly, the paper examines how economic...

...Mohsen Attaran; Martin Zwick It is demonstrated that entropy is a useful measure for examining industrial diversity either among regions or for a particular region over time. Using the entropy method, employment diversity indices are computed for the 50 states and the district of Columbia...