... such as creativity or social skills, but that might play a crucial role in increasing productivity. In addition, human capital theory assumes “wages to reflect the productivity of labor” which ... Communication is the activity of conveying information through the exchange of thoughts, messages, or information, as by speech, visuals, signals, written, or behavior. It is the meaningful ... presented to the Faculty of the Graduate School Southern Luzon State University, Lucban, Quezon, Philippines in Collaboration with Thai Nguyen University, Socialist Republic of Vietnam In...