When and Why Beliefs About the Causes of a Policy Problem Predict Policy Support

Area of Science:

• Social Psychology
• Public Policy Analysis
• Behavioral Economics

Background:

• Public opinion on policy issues is influenced by beliefs about their causes.
• Empirical evidence on the link between causal beliefs and policy support is inconsistent.
• Existing research lacks a clear framework to explain these discrepancies.

Purpose of the Study:

• To investigate how the specificity and correspondence of causal beliefs influence policy support.
• To determine if communicating specific, relevant causal information can enhance policy support.
• To identify the psychological mechanisms underlying the relationship between causal beliefs and policy support.

Main Methods:

• Six studies with 10,728 participants from UK and US quota-representative samples.
• Analysis of policy support across obesity and alcohol policy domains.
• Experimental designs to test the impact of communicating causal evidence.
• Meta-analysis of experimental findings.

Main Results:

• Specific and policy-corresponding causal beliefs are stronger predictors of policy support.
• Communicating specific-corresponding causal evidence significantly increases policy support.
• Perceived policy effectiveness mediates the effect of specific-corresponding beliefs on policy support.
• General or non-corresponding causal beliefs do not predict policy support.

Conclusions:

• The specificity and relevance of causal beliefs are critical for predicting policy support.
• Targeted communication of specific causal information can be an effective strategy for policy advocacy.
• Understanding perceived policy effectiveness is key to leveraging causal beliefs for policy support.