{"kind":"assistant","text":"Table 20.1, column 'Quadratic': OLS of support on participation with a quadratic in centred income interacted with participation, on every household of the extract (all lie within 0.02 of the cutoff), unweighted. The treated side is below the cutoff, so the running variable is the declared negation Income_Below and treatment is Income_Below >= 0 (Participation equals that indicator on every row).","tool_calls":[{"args":{"bandwidth":0.02,"cutoff":0,"dataset":"gov_transfers","kernel":"uniform","polynomial":2,"running":"Income_Below","y":"Support"},"id":"script_1","name":"infer__rdd"}]}