id	keyword
cpos-412	fertility
cpos-412	quantum
cpos-412	tempo
cpos-412	policy
cpos-412	births
cpos-412	effect
cpos-412	period fertility
cpos-412	russia
cpos-412	quantum effects
cpos-412	parity
cpos-412	fertility quantum
cpos-412	tfr
cpos-412	age
cpos-412	order
cpos-412	fertility rates
cpos-412	pronatalist
cpos-412	tempo effect
cpos-412	family
cpos-412	policies
cpos-412	mean