About: bid-ask spread

Premodifier: bid-ask
Head noun: spread

Same concepts
http://dbpedia.org/resource/Bid–ask_spread

Broader concepts

label	provenance	confidence
transaction cost	isap:499357609	0.793992
trading cost	isap:499357614	0.597728
cost	isap:499357612	0.441549

Narrower concepts

label	provenance	confidence