Answer:The distance decay effect states that the interaction between two locales declines as the distance between them increases. Once the distance is outside of the two locales activity space their interactions begin to decrease.
Explanation: btw u look like my friend tori
The standard of living is measured by many different factors. Wealth and income are key factors, as well as GDP. national economic growth is just as important. it is also measured by political stability, religious freedom, climate, and environmental safety.