{"attempt":1,"datasets":{"mroz":{"description_shown":"Wooldridge's MROZ data set (the R package wooldridge, served by Rdatasets): Mroz's (1987) sample of married women from the Panel Study of Income Dynamics, for 1975; one row per woman (753 rows). Columns used here: inlf, 1 if the woman was in the labour force in 1975; lwage, log hourly wage (missing for women who did not work); wage, hourly wage; educ, years of schooling; exper, years of labour-market experience; expersq, exper squared; fatheduc, father's years of schooling; motheduc, mother's years of schooling; also hours, kidslt6, kidsge6, age, repwage, hushrs, husage, huseduc, huswage, faminc, mtr, unem, city, nwifeinc and rownames.","file_sha256":"bcfc04b6a87746b185ed972f1149c459cc1af5a6ff44443ce5dd004eb8204a78","frame_sha256":null,"role":"agent","transforms":[]}},"epoch":1,"event":"sample_init","question":"What is the return to a year of education for married women who work, holding their labour-market experience (and its square) fixed? Using Mroz's sample of married women in 1975, estimate the causal effect of a year of schooling on the log hourly wage of the women who worked, using variation in schooling that does not come from the woman's own ability.","question_sha256":"bc5ca2a0499ceb923396b93e7456c4d3fe25a180f53481080229b1f19fe50a65","run_id":"20261015T165744Z-suite-paper_repro-scripted-def9df","seq":0,"skills":[],"task_id":"paper_repro.mroz_1987.ex15_5.design","task_sha256":"3bed89e178bc77d1364688a0f040b4753a243b12f0f51b1c3a9591c99084382c","timestamp":"2026-10-15T16:57:56.682954Z"}
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