Study on harmonious labor relations in the transitional period 并列题名：Study on harmonious labor relations in the transitional period the happiness theory in the transitional period Construction of harmonious labor relations in industrial upgrade Social psychology of different populations in the transitional period Enterprise labor relations of China in transition period 并列题名：Enterprise labor relations of China in transition period Study on the consumption behavior of Chinese urban residents in the transitional period Building of harmonious labor relations under the rule of law 并列题名：Social psychology of different populations in the transitional period