World Population Data Misha Bhakta Answer the following questions. To accurately determine the rate of increase for an individual country, what besides births and deaths should you consider? To accurately determine the rate of increase one should consider the rate of birth and deaths of that particular country, per 1000 of the population of that country. Some countries experience a great amount of emigration because of political and environmental factors. Name some countries that are in this category. United States, Canada, Europe, England and France are some countries experience a great amount of emigration because of political and environmental factors.