TY - JOUR TI - A skeptical appraisal of asset pricing testsā˜† AU - Jonathan W. Lewellen AU - Stefan Nagel AU - Jay A. Shanken JO - Journal of Financial Economics PY - 2009 VL - 96 IS - 2 DO - 10.1016/j.jfineco.2009.09.001 UR - https://doi.org/10.1016/j.jfineco.2009.09.001 ER -