This study examines the impact of various ethical climate types, dependency factors, and ethical training on ethical optimism of purchasing professionals (n = 151) in India. Instrumental and independence climate types had a significant negative impact on ethical optimism. Other climate types (professional, caring, rules, and efficiency) had no significant impact on ethical optimism. Among the dependency factors, while task uncertainty had a significant positive impact, monitoring had a significant negative impact on ethical optimism. None of the other factors significantly (...) impacted ethical optimism. (shrink)