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"OLD" POPULATION (dân số già)  look up translate image
A population with a relatively high proportion of middle-age and elderly persons, a high median age, and thus a lower growth potential.
"POPULATION EXPLOSION" (OR "POPULATION BOMB") (sự bùng nổ dân số)  look up translate image
Expressions used to describe the 20th century worldwide trend of rapid population growth, resulting from a world birth rate much higher than the world death rate.
"PUSH-PULL" HYPOTHESIS (thuyết đẩy-kéo)  look up translate image
A migration theory that suggests that circumstances at the place of origin (such as poverty and unemployment) repel or push people out of that place to other places that exert a positive attraction or pull (such as a high standard of living or job opportunities).
"YOUNG" POPULATION (dân số trẻ)  look up translate image
A population with a relatively high proportion of children, adolescents, and young adults; a low median age; and thus a high growth potential.
ABORTION RATE (tỷ lệ phụ nữ phá thai)  look up translate image
The number of abortions per 1,000 women ages 15-44 or 15-49 in a given year.
ABORTION RATIO  look up translate image
The number of abortions per 1,000 live births in a given year.
AGE-DEPENDENCY RATIO (tỷ lệ tuổi lệ thuộc)  look up translate image
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.
AGE-SEX STRUCTURE (cơ cấu tuổi-giới tính)  look up translate image
The composition of a population as determined by the number or proportion of males and females in each age category. The age-sex structure of a population is the cumulative result of past trends in fertility, mortality, and migration. Information on age-sex composition is essential for the description and analysis of many other types of demographic data. See also population pyramid.
AGE-SPECIFIC RATE  look up translate image
Rate obtained for specific age groups (for example, age-specific fertility rate, death rate, marriage rate, illiteracy rate, or school enrollment rate).
AGING OF POPULATION (sự già hoá dân số)  look up translate image
A process in which the proportions of adults and elderly increase in a population, while the proportions of children and adolescents decrease. This process results in a rise in the median age of the population. Aging occurs when fertility rates decline while life expectancy remains constant or improves at the older ages.
ANTINATALIST POLICY (chính sách kiểm soát dân số)  look up translate image
The policy of a government, society, or social group to slow population growth by attempting to limit the number of births.
BABY BOOM (sự bùng nổ tỷ lệ sinh)  look up translate image
A dramatic increase in fertility rates and in the absolute number of births in the United States, Canada, Australia, and New Zealand during the period following World War II (1947-1961).
BABY BUST (sự suy giảm tỷ lệ sinh)  look up translate image
A rapid decline in U.S. fertility rates to record-low levels during the period immediately after the baby boom.
BALANCING EQUATION (phương trình cân bằng)  look up translate image
A basic demographic formula used to estimate total population change between two points in time or to estimate any unknown component of population change, provided that the other components are known. The balancing equation includes all components of population change: births, deaths, immigration, emigration, in-migration, and out-migration.
BIRTH CONTROL (kế hoạch hoá gia đình, sự tránh thai)  look up translate image
Practices employed by couples that permit sexual intercourse with reduced likelihood of conception and birth. The term birth control is often used synonymously with such terms as contraception, fertility control, and family planning. But birth control includes abortion to prevent a birth, whereas family planning methods explicitly do not include abortion.
BIRTH RATE (OR CRUDE BIRTH RATE) (tỷ lệ sinh thô)  look up translate image
The number of live births per 1,000 population in a given year. Not to be confused with the growth rate.
BIRTH RATE FOR UNMARRIED WOMEN (tỷ lệ sinh của phụ nữ không kết hôn)  look up translate image
The number of live births per 1,000 unmarried women (never married, widowed, or divorced) ages 15-49 in a given year.
BRAIN DRAIN (chảy máu chất xám)  look up translate image
The emigration of a significant proportion of a country's highly skilled, highly educated professional population, usually to other countries offering better economic and social opportunity (for example, physicians leaving a developing country to practice medicine in a developed country).
CARRYING CAPACITY  look up translate image
The maximum sustainable size of a resident population in a given ecosystem.
CASE FATALITY RATE  look up translate image
The proportion of persons contracting a disease who die from it during a specified time period.
CASE RATE (tỷ lệ tử vong)  look up translate image
The number of reported cases of a specific disease per 100,000 population in a given year.
CAUSE-SPECIFIC DEATH RATE  look up translate image
The number of deaths attributable to a specific cause per 100,000 population in a given year.
CENSUS (điều tra dân số)  look up translate image
A canvass of a given area, resulting in an enumeration of the entire population and often the compilation of other demographic, social, and economic information pertaining to that population at a specific time. See also survey.
CHILD-WOMAN RATIO (tỷ lệ trẻ em/phụ nữ)  look up translate image
The number of children under age 5 per 1,000 women ages 15-44 or 15-49 in a population in a given year. This crude fertility measure, based on basic census data, is sometimes used when more specific fertility information is not available.
CHILDBEARING YEARS (tuổi sinh sản)  look up translate image
The reproductive age span of women, assumed for statistical purposes to be 15-44 or 15-49 years of age.
CLOSED POPULATION (dân số đóng)  look up translate image
A population with no migratory flow either in or out, so that changes in population size occur only through births and deaths.
COHORT (nhóm)  look up translate image
A group of people sharing a common temporal demographic experience who are observed through time. For example, the birth cohort of 1900 is the people born in that year. There are also marriage cohorts, school class cohorts, and so forth.
COHORT ANALYSIS  look up translate image
Observation of a cohort's demographic behavior through life or through many periods; for example, examining the fertility behavior of the cohort of people born between 1940 and 1945 through their entire childbearing years. Rates derived from such cohort analyses are cohort measures. Compare with period analysis.
COMPLETED FERTILITY RATE  look up translate image
The number of children born per woman to a cohort of women by the end of their childbearing years.
CONSENSUAL UNION (sống chung không cưới)  look up translate image
Cohabitation by an unmarried couple for an extended period of time. Although such unions may be quite stable, they are not regarded as legal marriages in official statistics.
CONTRACEPTIVE PREVALENCE (tỷ lệ áp dụng phương pháp tránh thai)  look up translate image
Percentage of couples currently using a contraceptive method.
CRUDE RATE (tỷ lệ thô)  look up translate image
Rate of any demographic event computed for an entire population.
DEATH RATE (OR CRUDE DEATH RATE) (tỷ lệ tử vong (thô))  look up translate image
The number of deaths per 1,000 population in a given year.
DEMOGRAPHIC TRANSITION (sự chuyển dịch dân số)  look up translate image
The historical shift of birth and death rates from high to low levels in a population. The decline of mortality usually precedes the decline in fertility, thus resulting in rapid population growth during the transition period.
DEMOGRAPHY (dân số học)  look up translate image
The scientific study of human populations, including their sizes, compositions, distributions, densities, growth, and other characteristics, as well as the causes and consequences of changes in these factors.
DEPENDENCY RATIO (tỷ lệ lệ thuộc)  look up translate image
The ratio of the economically dependent part of the population to the productive part; arbitrarily defined as the ratio of the elderly (ages 65 and older) plus the young (under age 15) to the population in the working ages (ages 15-64).
DEPOPULATION (sự suy giảm dân số)  look up translate image
The state of population decline.
DIVORCE RATE (OR CRUDE DIVORCE RATE) (tỷ lệ ly hôn)  look up translate image
The number of divorces per 1,000 population in a given year.
DOUBLING TIME (thời gian nhân đôi số dân)  look up translate image
The number of years required for the population of an area to double its present size, given the current rate of population growth.
EMIGRATION (sự di cư)  look up translate image
The process of leaving one country to take up permanent or semipermanent residence in another.
EMIGRATION RATE (tỷ lệ di cư)  look up translate image
The number of emigrants departing an area of origin per 1,000 population in that area of origin in a given year.
ETHNICITY (dân tộc)  look up translate image
The cultural practices, language, cuisine, and traditions not biological or physical differences used to distinguish groups of people.
FAMILY (gia đình)  look up translate image
Usually two or more persons living together and related by birth, marriage, or adoption. Families may consist of siblings or other relatives as well as married couples and any children they have.
FAMILY PLANNING (kế hoạch hoá gia đình)  look up translate image
The conscious effort of couples to regulate the number and spacing of births through artificial and natural methods of contraception. Family planning connotes conception control to avoid pregnancy and abortion, but it also includes efforts of couples to induce pregnancy.
FECUNDITY (khả năng sinh nở)  look up translate image
The physiological capacity of a woman to produce a child.
FERTILITY (khả năng thụ thai, khả năng sinh sản)  look up translate image
The actual reproductive performance of an individual, a couple, a group, or a population. See general fertility rate.
GENERAL FERTILITY RATE  look up translate image
The number of live births per 1,000 women ages 15-44 or 15-49 years in a given year.
GROSS NATIONAL INCOME IN PURCHASING POWER PARITY (GNI PPP) PER CAPITA  look up translate image
GNI PPP per capita is gross national income in purchasing power parity divided by midyear population. GNI PPP refers to gross national income converted to international dollars using a purchasing power parity conversion factor. International dollars indicate the amount of goods and services one could buy in the United States with a given amount of money.
GROSS REPRODUCTION RATE (GRR)  look up translate image
The average number of daughters that would be born alive to a woman (or group of women) during her lifetime if she passed through her childbearing years conforming to the age-specific fertility rates of a given year. See also net reproduction rate and total fertility rate.
GROWTH RATE (tỷ lệ tăng trưởng)  look up translate image
The number of people added to (or subtracted from) a population in a year due to natural increase and net migration expressed as a percentage of the population at the beginning of the time period.
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Glossary of demographic terms
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Created on 2012-06-26 21:21:39
Number of terms 117
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