{"kind":"assistant","text":"Table 7, column (5): 2SLS of the mother's weeks worked on having more than 2 children, instrumented by the same-sex indicator, with age, boy first, boy second and race indicators (the file has no age at first birth).","tool_calls":[{"args":{"dataset":"fertility","endog":["morekids"],"exog":["agem1","boy1st","boy2nd","blackm","hispm","othracem"],"instruments":["samesex"],"se":"classical","y":"weeksm1"},"id":"script_1","name":"infer__iv_2sls"}]}