react to this think it is quite fascinating looking at the data on birth rates, and the economic growth on the world. I wasn't expecting the birth rate to decrease so rapidly over the last 50 year's. I also found it surprising how as the economic growth of countries continued, the fertility rate decreased with it. I believe the 2 largest factors of cultural geography he compared were the average daily income of a country, and the rate of life after birth and fertility rate. I also believe his message was simply that you cannot buy healthcare and not spend a lot of money. In order to see an increase in lifespan, you need to spend money to achieve that goal in lifespan, especially for developing countries. I continued to look at the same values that Hans looked at in his presentation to see if the trends continued. It was very interesting to see how many African counties are still struggling to this day to reach where multiple other areas have been. 20 years later many countries haven't moved very much yet some have continued to make major progress in bettering themselves. Overall, it really opened eyes to see on