Fertility deficit in Spain: demographic factors that lower rates to far below the replacement level

[EN]: The sharp decline in fertility recorded in Spain in the last few decades is the outcome of a number of factors, one of the most relevant being the average age at first maternity, which has climbed by four years since the mid-1970s. This leads to increasingly unfavourable ratios between higher...

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Detalles Bibliográficos
Autores: Delgado Pérez, Margarita, Barrios, Laura, Zamora López, Francisco
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2016
País:España
Institución:Consejo Superior de Investigaciones Científicas (CSIC)
Repositorio:DIGITAL.CSIC. Repositorio Institucional del CSIC
OAI Identifier:oai:digital.csic.es:10261/243654
Acceso en línea:http://hdl.handle.net/10261/243654
Access Level:acceso abierto
Palabra clave:Fertility
Births
Motherhood
Regression Models
Spain
Fecundidad
Nacimientos
Maternidad
Modelos de Regresión
España
Descripción
Sumario:[EN]: The sharp decline in fertility recorded in Spain in the last few decades is the outcome of a number of factors, one of the most relevant being the average age at first maternity, which has climbed by four years since the mid-1970s. This leads to increasingly unfavourable ratios between higher order and overall fertility. In the present paper, a regression model in which 99% of the variance could be accounted for was used to establish the relationship between variables and simulate several scenarios. The chief conclusion is that with the age at first birth patterns prevailing today, replacement level fertility cannot be achieved. Indeed, age at first child would have drop even to reach values of over 1.5: naturally, the higher the desired fertility rate, the lower the age required, since the age at which mothers have their first child determines the combination of birth orders, which in turn has an impact on the resulting fertility.