This study aims to cast the light on the impact of lean manufacturing on performing Jordanian public shareholding industrial companies listed in ASE. Data were collected and developed through a questionnaire built on the basis of previous studies. The number of companies that answered the questionnaire questions was 38 companies out of 45 companies, which means that the percentage of the study sample reached 84.44% of the study community. The results showed that lean manufacturing has an impact on the performance in its three dimensions; namely operational, financial, and the environmental. The improvement of operational, financial and environmental performance, as a result of applying lean manufacturing method was optimized to 9.2%-11.8%. In fact, the pharmaceutical industries were the most sectors that apply the lean manufacturing method, followed by food industry companies and then chemicals companies, which were the lowest sector that applies lean manufacturing method.

This study develops a research framework to study the impact of green supply chains with three dimensions, namely green purchasing, green manufacturing, and green marketing to achieve competitive advantage with the existence of organizational ambidexterity as a mediating variable in Jordanian industrial companies. The study targeted the most important Jordanian industrial companies, which included 46 industrial companies out of 66 companies listed on the Amman Stock Exchange. The researchers personally administered 181 questionnaires, responses were analyzed using descriptive statistics, and the appropriate statistical methods were chosen to test the hypotheses of the study and reach its results. The findings indicate that all elements of green supply chain management, namely green purchasing, green manufacturing, and green marketing had a significant impact on competitive advantage. Also, green manufacturing and green marketing had a significant effect on organizational ambidexterity, but there was no significant impact for green purchasing on organizational ambidexterity, finally, the results of the study showed that organizational ambidexterity plays a significant mediating role in the relationship between green manufacturing, green marketing, and competitive advantage.

This study aims to investigate the impact of job competencies in achieving team work collaboration in Jordanian industrial companies. The study population includes all 6 Jordanian industrial companies at Aljezah distract, Jordan. A random sample of the employees including managers, deputies, assistants and sector managers is selected from the Jordanian industrial companies with the population of 130 individuals. To achieve the study objectives, the researcher uses quantitative, descriptive and analytical methods through several statistical tools to test the study hypotheses. The results show that competencies, knowledge, skills and atti-tudes, among the employees of Jordanian industrial companies played essential role in achieving the team work collaboration. The study also finds significant differences on the effects on team work collaboration dimensions; including culture differences, time differences and language on job performance. The researcher recommends the organizations to enhance job competencies in the Jordanian industrial companies to improve the performance of the businesses by acquiring appropriate knowledge and skills in achieving the team work collaboration.