The Size Instinct

Question 1

Data shows that half the increase in child survival in the world is due to what?

Answer 1

The increased ability of mothers to read and write.

Question 2

What are some direct methods to improve health in income levels 1 and 2?

Answer 2

Fund primary schools, nurse education, health workers, and vaccinations.

Question 3

How many billions of people live in Europe, the Americas, Africa, and Asia, respectively?

Answer 3

1 - 1 - 1 - 4

Question 4

In 2100, how many billions of people are expected to live in Europe, the Americas, Africa, and Asia, respectively?

Answer 4

1 - 1 - 4 - 5

Question 5

What percentage of infants died before their first birthday in 1950? What percentage in 2017?

Answer 5

15%

3%

Question 6

Currently, 60% of level 4 income populations live in the West and 40% outside of it. How will this have changed in 2040?

Answer 6

The number of wealthy people in the West will not have changed drastically, but the numbers will be reversed. 40% of all the world’s 4th income level population will be in the West and 60% in the rest.