Abstract: Work ethic is generally defined as a psychological construct that is based on individual’s evaluation about the occupational behaviors and interpersonal transaction in the organization, including internal attitudes/values and external behaviors. The article reviews the state of work ethic researches in organization, presenting the development of work ethic conception, construct and measurement, relatively experimental researches, cross-cultures researches and comparative researches. Finally, the authors point out some promising fields that the research will be conducted from theory and practice

Key words: work ethic, Protestant Work Ethic, Confucian Ethic, social work ethic