id	keyword
abrj-494	oil
abrj-494	stock
abrj-494	oil prices
abrj-494	markets
abrj-494	countries
abrj-494	stock markets
abrj-494	crisis
abrj-494	volatility
abrj-494	oil market
abrj-494	research
abrj-494	period
abrj-494	stock prices
abrj-494	impact
abrj-494	changes