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ARE/ECN 115A: Random Samples vs Random Treatment… duration 6 minutes 3 seconds ARE/ECN 115A: Random Samples vs Random Treatment… ARE/ECN 115A: Random Samples vs Random Treatment - SUPPLEMENT	ARE/ECN 115A: Random Samples vs Random Treatment - SUPPLEMENT bias selection sample counterfactuals treatment problem effect students sampling choice counterfactual randomization samples population campus survey level kind attention demographics From Travis Lybbert 0 likes 13 plays 0
ARE/ECN 115A: Selection Bias and RCTs SUPPLEMENT duration 7 minutes 55 seconds ARE/ECN 115A: Selection Bias and RCTs SUPPLEMENT ARE/ECN 115A: Selection Bias and RCTs SUPPLEMENT	ARE/ECN 115A: Selection Bias and RCTs SUPPLEMENT credit selection treatment randomization effect impact income variable estimate differences rct axis sort variation farmer wealth things outcome thing bias From Travis Lybbert 0 likes 4 plays 0