The supplemental .zip archive for this publication contains the following files. Stata files were created using Version 14.2 and may not be compatible with earlier versions. All data used in this project is publicly available 1. Raw NLSY excerpts used in this project * there are multiple excerpts, they are all merged in program (3) HHroster.dct Grandfam.dct GF_parent.dct race.dct weight.dct yrstop.dct 2. Raw ACA excerpt used in this project IPUMSdata.dta 3. Stata program file to produce proportions of 1st time movers using the NLSY NLSY97_proportionsf.do 4. Stata program file to produce ACS estimates (adjusted by NLSY) * This program also produces multiple excel tables with results presented in paper ACS_NLSY_MDLTff.do 5. Stata program file to produce graphs presented in the paper graphsf.do 6. Label programs (automatically generated by NLSY) are also available; *running label files is optional HHroster-value-labels.do Grandfam-value-labels.do GF_parent-value-labels.do race-value-labels.do weight-value-labels.do yrstop-value-labels.do