"preference" - key terms from Wikipedia

activity preference	similarity
convertible preference	shares
first preference	votes
imperial preference
liquidity preference
liquidity preference	function
liquidity preference	theory
male preference	primogeniture
mate preference
mx preference	ordering
opposite preference
preference
preference	for males
preference	number
preference	of the dominant language
preference	ordering
preference	panels
preference	preferred
preference	relation
preference	relation on s
preference	shares
presidential preference
religious preference
same preference
second preference	votes
son preference
tax preference