Fig. 1.
Research framework of this research.
(The blue variables come from NAM, the yellow variables come from TPB, the red variables are the extend factors, and the green path represents the regulation effect).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.