id	keyword
easat-7520	market
easat-7520	behavior
easat-7520	herd
easat-7520	herding
easat-7520	vol
easat-7520	pex
easat-7520	effect
easat-7520	journal
easat-7520	stock
easat-7520	study
easat-7520	research
easat-7520	investors
easat-7520	information