Further religious experiments

Exp. 2 - inclusion of INGDP
Exp. 3 and 4 - multicollinearity
CATH/LIFEE, MUSLIM/LIFEE, PROT/LIFEE, INGDP/LIFEE, LIFEE/INGDP and LIFEE/P60 have high covariances
Assumption: LIFEE, INGDP and P60 are all measurements of a country‘s wealth

Exp. 2 - inclusion of INGDP