1. Sub-Saharan Africa’s Turn???
The accelerated economic growth of the demographic dividend remains a possibility for many African nations, but for the process to begin, countries must prioritize strategic investments to lower fertility (children per woman) and child mortality (deaths).
Africa and the Demographic Dividend - Population Reference Bureau

2. Nigeria: Stuck in Stage 2 of Demographic Transition?

3. Population

4. Future Economy Conventional Oil Remaining
Figure 2 Nigeria’s troubles begin with an exponentially rising population that has almost trebled since GDP was static until the 2000s when rising energy prices combined with the start of gas exports in the late 1990s has helped significant growth. But per capita GDP still stands at just a little over $1000 ($US 2005) per annum
Imperfect means of estimating ultimate recovery cumulative of about 52 billion barrels for Nigeria. With 31.7 billion barrels produced that leaves 20.3 billion barrels in remaining

5. Result Population continues to climb
Export resource base may be in decline
AIDS currently a problem but not overwhelming
Demographic Dividend does not appear to be on the horizon
“As long as fertility remains high and families have large numbers of children, sub-Saharan African countries are unlikely to see rising incomes or healthier and better-educated workers.”
Bloom, Canning, Sevilla

6. Other nearby countries in similar demographic situation

7. South Africa
Real Economic Growth Rate recent years

8. S. Africa: Possibly gaining from a Dividend
2050
Interactive pyramid

9. Question Why does Africa vary so much?
Does the the scourge of Slavery have anything to do with this?