Welcome to WordPress. This is your first post. Edit or delete it, then start writing!
Hi, this is a comment.
To get started with moderating, editing, and deleting comments, please visit the Comments screen in the dashboard.
Commenter avatars come from Gravatar.
Save my name, email, and website in this browser for the next time I comment.
School of Economics and Management
Hanoi University of Science and Technology, Hanoi, Vietnam