id	keyword
hassl-3139	stock
hassl-3139	covid-19
hassl-3139	market
hassl-3139	investor
hassl-3139	stock market
hassl-3139	sentiment
hassl-3139	investor sentiment
hassl-3139	term
hassl-3139	0.000
hassl-3139	index
hassl-3139	relationship
hassl-3139	model
hassl-3139	variables
hassl-3139	cases
hassl-3139	test