MLA is first and foremost a set of guidelines for including parenthetical information to cite sources. It focuses on author information when giving credit to sources, so most citation involves using the names of the author or authors of any source. Reasons to use MLA style
Dependency period. This is the period after the death of a spouse and the survivor must have enough income to provide for the children until the youngest child reaches 18. This is an important consideration when purchasing life insurance. Talk over your needs with your agent or broker.
It is defined by the occurrence of any of more than 20 opportunistic infections or HIV-related cancers. Age-Dependency Ratio The ratio of persons in the ages defined as dependent (under 15 years and over 64 years) to persons in the ages defined as economically productive (15-64 years) in a population. D -. Death Rate (or crude death rate) The number of deaths per 1,000 population in a given year. Demographic Transition The historical shift of birth and death rates from high to low levels in a population.