How does each researcher identify and address potential threats to external validity?

You have been assigned to lead a research project for Cambridge Associates. This is a great opportunity, and you want to make sure you have the best people for the job. in order to hire a valuable researcher for your project you have set about discovering how reputable researchers maintain integrity in their projects. Your team eagerly awaits your findings!

For this assignment you are provided two articles from leading academic business journals. In a 2-3 page, double-spaced paper, please address the following questions for each article:

• What sampling procedures are used in each of the two research articles? Why do you think the authors choose these sampling procedures?
• How does each researcher identify and address potential threats to external validity?
• How does each researcher identify and account for variables?
• How does each researcher identify and avoid threats to internal validity?
• Please cite each article in correct APA format.

Your literature review should be submitted as a Word document , or an equivalent format.

• Rivers, C., & Volkema, R. (2013). East-West differences in ‘tricky’ tactics: A comparison of the tactical preferences of Chinese and Australian negotiators. Journal of Business Ethics, 115(1), 17-31. doi:10.1007/s10551-012-1372-9Document
• Botsford Morgan, W., & King, E. B. (2012). Mothers’ psychological contracts: Does supervisor breach explain intention to leave the organization? Human Resource Management, 51(5), 629-649. doi:10.1002/hrm.21492Document