New Vocab

population growth rate

•The increase in a country's population during a certain period- usually one year- expressed as a percentage of the population when the period began

birth rate

The ratio of total live births to total population in a specified community or area over a specified period of time. The birthrate is often expressed as the number of live births per 1,000 of the population per year. Also called natality.

mortality (death) rate

the number of deaths per unit, usually 1000, of population in a given place and time.

net migration rate

•This entry includes the figure for the difference between the number of persons entering and leaving a country during the year per 1,000 persons

infant mortality rate

The ratio of the number of deaths in the first year of life to the number of live births occurring in the same population during the same period of time.

life expectancy at birth

•The number of years a new born infant would live if the prevailing patterns of mortality at the time of its birth were to stay the same at the time of its birth

total fertility rate

•The sum of the age-specific birth rates of women in five-year age groups multipled by five. This rate estimates the number of children a cohort of 1,000 women would bear if they all went through their childbearing years exposed to the same age-specific birth rates in effect for a particular time

GDP per capita

•The gross domestic product (GDP) or gross domestic income (GDI), a basic measure of an economy's economic performance, is the market value of all