id	domain	url
easat-1861	creativecommons.org	https://creativecommons.org/licenses/by/4.0/)
easat-1861	www.fidelity.co.kr	https://www.fidelity.co.kr/insight-and-learning/learn-about-investing/what-is-volatility
easat-1861	doi.org	https://doi.org/10.1016/j.jedc.2015.01.002
easat-1861	doi.org	https://doi.org/10.1002/jae.2404
easat-1861	doi.org	http://doi.org/10.1002/for.2256
easat-1861	dx.doi.org	http://dx.doi.org/10.2139/ssrn.3001724
easat-1861	doi.org	https://doi.org/10.1002/jae.2742
easat-1861	doi.org	https://doi.org/10.1111/j.1467-9892.1983.tb00373.x
easat-1861	doi.org	https://doi.org/10.2307/1912773
easat-1861	creativecommons.org	https://creativecommons.org/licenses/by/4.0