id	keyword
cpos-398	marriage
cpos-398	income
cpos-398	relative
cpos-398	easterlin
cpos-398	female
cpos-398	men
cpos-398	hypothesis
cpos-398	adults
cpos-398	data
cpos-398	value
cpos-398	macunovich
cpos-398	women
cpos-398	family
cpos-398	journal
cpos-398	aspirations
cpos-398	rates
cpos-398	panel
cpos-398	labour
cpos-398	retreat