00510nam a2200145 a 4500008004100000020001800041050001500059100002000074245009900094260004800193300003500241650001700276650002200293650004900315200623s2019    ||||||||||||||||| ||    u  a9781107616066  aHB 139 Fro  aFrolich, Markus10aImpact evaluation : treatment effects and causal analysiscBy Markus Frolich ; Stefan Sperlich  aCambridgebCambridge University Pressc2019  axii, 417 pages : illustrations  aECONOMETRICS  aESTIMATION THEORY  aEVALUATION RESEARCH (SOCIAL ACTION PROGRAMS)