Table 4 Estimates of direct and indirect effects of course enrollment on pro-immigrant sentiment

Indirect via cosmopolitanism

0.050 + 

0.093**

(0.028)

(0.030)

Indirect via isolationism

0.075**

0.029

(0.026)

(0.025)

Total indirect effect

0.125***

0.122**

(0.042)

(0.043)

Direct effect

0.210*

0.082

(0.092)

(0.095)

Total effect (direct + indirect)

0.334***

0.204*

(0.100)

(0.103)

Ratio of indirect to direct

0.595

1.50

Proportion of total effect mediated

0.373

0.60

N

757

757