@article {ang2006cross,
	title = {The cross-section of volatility and expected returns},
	journal = {The Journal of Finance},
	volume = {61},
	number = {1},
	year = {2006},
	pages = {259{\textendash}299},
	publisher = {Wiley Online Library},
	author = {Ang, Andrew and Hodrick, Robert J and Xing, Yuhang and Zhang, Xiaoyan}
}
