This chapter analyzes work ethic and efficiency in Austria and South Korea, exploring how cultural foundations shape these concepts and their implications for cross-cultural organizational behavior and management practices. The analysis reveals that Austria’s individualistic culture fosters a work ethic centered on autonomy, personal responsibility, and precision, leading to high efficiency in tasks requiring independence and attention to detail. In contrast, South Korea’s collectivist culture emphasizes group harmony, loyalty, and respect for hierarchy, resulting in strong teamwork and high productivity, but it also poses potential challenges in innovation and decision-making. The chapter also discusses how organizations in both countries integrate these cultural traits into their management practices and provides practical recommendations for managers operating in cross-cultural settings. By understanding and leveraging these Cultural Influences, organizations can enhance efficiency, productivity, and employee satisfaction, contributing to their success in a globalized market. The chapter concludes by suggesting areas for future empirical research to further validate and expand upon the findings.