TY - JOUR TI - PRACTITIONERS’ CORNER: Computing Robust Standard Errors for Within‐groups Estimators * AU - Manuel Arellano JO - Oxford Bulletin of Economics and Statistics PY - 1987 VL - 49 IS - 4 DO - 10.1111/j.1468-0084.1987.mp49004006.x UR - https://doi.org/10.1111/j.1468-0084.1987.mp49004006.x ER -