The Catch-22 of external validity in the context of constraints to firm growth /
Fischer, Greg
The Catch-22 of external validity in the context of constraints to firm growth / Greg Fischer and Dean Karlan - Cambridge NBER 2015 - 9p - NBER Working Paper ; 20971 .
NBERWP 20971
E14369.pdf
The Catch-22 of external validity in the context of constraints to firm growth / Greg Fischer and Dean Karlan - Cambridge NBER 2015 - 9p - NBER Working Paper ; 20971 .
NBERWP 20971
E14369.pdf