How does population distribution reflect a particular regions economy?

Population distribution shows the pattern of where people live. Population distribution across the globe tend is uneven. Sparsely populated areas have less people and tend to be relatively inhabitable. Densely populated areas have many people living in one area. This shows that the particular has favorable conditions for habitation. Densely populated are therefore suitable for economic productivity. Densely populated have immensely vibrant economies compared to sparsely populated areas.  

Answerfur trade;