Wealth (income) distribution / inequality: if we compare the top 10% of the world"s population (top decile) and compare them to the bottom decile (approx. You can assume people in the top decile to be focused in. Human rights problems (wrongs: much more severe in some countries than others, issue comes into this course is that human rights are causally related to economic situations directly. Challenge of change in distribution of world power [ new world order (too general): need a new world order (political sense) in light of ongoing changes i. e. block american invasion of iraq www. notesolution. com. Population growth: threat of overshooting earth"s capacity in terms of inhabitation, historically (in last 200 years), people started to say population is growing too fast. Malthus: population is outrunning the resources we have (classical economists: military leaders in south america like population growth (don"t want shortage of soldiers, 20th century saw the highest growth of population ever.