{"kind":"assistant","text":"Baltagi Table 2.1, within column: gross investment on firm value and capital stock with firm fixed effects (least squares with firm dummies), classical errors.","tool_calls":[{"args":{"controls":[],"dataset":"grunfeld","fe":["firm"],"se":"classical","x":["value","capital"],"y":"inv"},"id":"script_1","name":"infer__ols"}]}