1. Aaker, D. A., & Jacobson, R. (1994). The Financial Information Content of Perceived Quality. Journal of Marketing Research (JMR), 31(2), pp. 191–201. https://eds-s-ebscohost-com.ez.xjtlu.edu.cn/eds/detail/detail?vid=0&sid=b8d20eb7-83c8-4c90-83f8-70f2a37f3053%40redis&bdata=JnNpdGU9ZWRzLWxpdmUmc2NvcGU9c2l0ZQ%3d%3d#AN=9411112939&db=bsu.
2. Ahmeti, Y., & Iseni, E. (2022). Factors Affecting Profitability of Insurance Companies. Academicus, (25), pp. 122–142. [Online]. https://eds-s-ebscohost-com.ez.xjtlu.edu.cn/eds/detail/detail?vid=0&sid=00dd95f5-c2a7-417f-bbb4-2760d329b36a%40redis&bdata=JnNpdGU9ZWRzLWxpdmUmc2NvcGU9c2l0ZQ%3d%3d#db=hlh&AN=154767036
3. Akram Afzal, M. (2017). Risks in new product development (NPD) projects. ebsCohost. https://search-ebscohost-com.ez.xjtlu.edu.cn/login.aspx?direct=true&db=edsble&AN=edsble.738624&site=eds-live&scope=site
4. Ali, A. (2000). The Impact of Innovativeness and Development Time on New Product Performance for Small Firms. Marketing Letters, 11(2), 151–163. https://search-ebscohost-com.ez.xjtlu.edu.cn/login.aspx?direct=true&db=edsjsr&AN=edsjsr.40216567&site=eds-live&scope=site
5. Andaleeb, S. S., & Hasan, K. (2016) Strategic Marketing Management in Asia : Case Studies and Lessons Across Industries. [Place of publication not identified]: Emerald Group Publishing Limited. [Online]. https://search-ebscohost-com.ez.xjtlu.edu.cn/login.aspx?direct=true&db=edsebk&AN=1423724&site=eds-live&scope=site