[all infographics screencapped from WalkScore.com] These examples show that measured amenity density is quite sensitive to the radius used, but this sensitivity is still insignificant compared to the large differences in prosperity (wealth density) between cities. Redwing, Minnesota: 3 restaurants within 0.05 miles = 147 / sqkm 8 restaurants within 0.1 miles = 98.3 restaurants / sqkm  (Downtown Redwing) 13 restaurants within 0.4 miles = … Continue reading Measuring Prosperity – Wealth per Sqkm