Blue-collar refers to the working class engaged in manual labor and required to wear uniforms. Their work clothes are usually blue, hence the name. This word comes from the United States, and its history can be traced back to the clothing regulations of factories in the19th century. At that time, the factory gave the operators navy blue uniforms, which were durable and dirt-resistant, and the colors were mostly dark series. Now, the blue collar is subdivided into: plain blue, sharp blue and dark blue. Plank is engaged in manual labor; Ruilan is a middle class and may change to white-collar workers; Deep blue refers to talents with strong professional skills.
The word white-collar comes from 1928. They are engaged in high-end jobs, with strong professional skills, stable income and good working environment, and often wear white shirts and ties. From 65438 to 0928, this word was introduced into American vocabulary. This group generally has several characteristics: high education level, irreplaceable professional skills, good working environment, avant-garde thinking, spiritual life pursuit and strong ability to resist economic crisis. In 1950s, White Mills, an American sociologist, believed that white-collar workers were not appearances, but internal personality characteristics, and they had very high work efficiency.
Gray collar refers to the staff with strong theoretical knowledge level and strong hands-on operation ability compared with white-collar workers and blue-collar workers. Simply put, people who think and do.
Golden collar is a class with a high concentration of social elites. American Fortune magazine defines a gold collar as: generally aged between 25 and 45, well-educated, with certain work experience, business planning ability, professional skills and certain social relations resources, and the annual salary is between 6.5438+0.5 million US dollars and 400,000 US dollars.
In the definition of sociologists, pink collar usually refers to women who are engaged in secondary jobs. For example, one of the most representative pink collar jobs is secretary, in addition to data entry clerk, shop assistant, teaching or other educational work. Other jobs include nursing and cleaning.
With the tide of green economy surging around the world, another brand-new professional class "green collar" is quietly emerging. The term "green collar" was first put forward by Patrick Heffernan, a professor at Vermont Law School. In 2007, the United Nations Environment Programme initiated the Green Employment Initiative, and conducted a comprehensive study on the rise of green economy and its impact on employment for the first time. According to the definition of the United Nations Environment Programme, the "green collar" class refers to workers engaged in agriculture, manufacturing, research and development, management and service activities.