TY - JOUR TI - Persistence in Variance, Structural Change, and the GARCH Model AU - Christopher G. Lamoureux AU - William D. Lastrapes JO - Journal of Business and Economic Statistics PY - 1990 VL - 8 IS - 2 DO - 10.1080/07350015.1990.10509794 UR - https://doi.org/10.1080/07350015.1990.10509794 ER -