Suchergebnisse

Current trends in fertility are similar in most countries of the world. To reduce the level of fertility, actively manifested since the second half of the last century, important changes in the calendar of births were added. The classical indicators of demographic statistics are more often dealing with the intensity of fertility, to a lesser extent — with the timing of fertility. The authors made an attempt to compile a system of indicators for the timing, which was then used to study the stages and types of ageing of fertility.