Figure 1

The modified Theory of Planned Behavior for this study. Notes: Subjective norms (SN), Perceived behavioral control (PBC), Attitudes (ATT), Availability of alternatives (AVA) and Cost of alternatives (COA).

The modified Theory of Planned Behavior for this study. Notes: Subjective norms (SN), Perceived behavioral control (PBC), Attitudes (ATT), Availability of alternatives (AVA) and Cost of alternatives (COA).