Organizational membership

Volunteer activity

Block 1

Income

−.018

−.019

Sex

.032

.004

Age

.019

.010

Education

.118*

.075

Incremental R²

.050**

.014

Block 2

Talk

.084*

.079*

Incremental R²

.022*

.024*

Block 3

TV

.023

−.056*

Newspaper

.109*

.050*

Radio

.122**

.115**

Magazine

.120**

.027

Internet

.119**

.014

Incremental R²

.068***

.018*