ข้อพิสูจน์ if a อย่างแคบๆ one that emphasizes how the middle class typically prefers more active participation in politices and representation of their interests. Its members tend to be educated, work as professionals or office workers, can be civil servants or teachers and students as well. They are likely to live in urban areas, create associations and organizations to advance their interests and have more time that their poorer co-citizens to be involved in politics.