There may be other reasons that have to do with cultural implications as well when it comes to population / fertility growth. Some people in LDNs may have religious reasons for not wanting to use birth control and may have major issues with abortion. In DNs, most women go to college, they have a career, they put off marriage, and when they do decide to get married, they may have one or two children. However, in LDNs, women may marry quite early, sometimes as early as fourteen, and may believe that having as many children as possible is what life is about. There are so many cultural factors in LDNs that people in DNs are unaware of. It's interesting to note that in some countries in Europe especially, the government is actually trying to promote pregnancies because of the slow population growth rate. While this hasn't happened in the United States, as the population seems to be growing steadily, it is interesting to consider. However, in 2010, Bangladesh was...

The GNI PPP / capita of Bangladesh is $1,1980 while the United States is $39,710. There is an association between GNI PPP and female literacy and fertility. In the United States, female literacy is 99% while in Bangladesh it is 31.4% and the U.S.'s total fertility rate is 2.0 while Bangladesh is 3.0 (p. 151). This shows that there is a correspondence between education (literacy), economic status, and fertility rate.