TY - JOUR TI - Further Evidence on the Great Crash, the Oil-Price Shock, and the Unit-Root Hypothesis AU - Eric W. Zivot AU - Donald W. K. Andrews JO - Journal of Business and Economic Statistics PY - 2002 VL - 20 IS - 1 DO - 10.1198/073500102753410372 UR - https://doi.org/10.1198/073500102753410372 ER -