guǎn lǐ xué / jiào cái / yòng / quán biàn lǐ lùn / fēn xī / bù tóng / qíng jìng / xià / de / jué cè管理学教材用权变理论分析不同情境下的决策。The management textbook uses contingency theory to analyze decision-making in different situations.