It doesn't really matter which financial metric you use, as long as it's consistent with established corporatepractice.
你实际使用哪一种财务指标没什么关系，只需与已有的企业实践保持一致即可。
2
Many corporate methods have been adopted by American managers in imitation of Japanese practice.
美国的管理人员效仿日本人的做法，采用了很多经营公司的方法。
《牛津词典》
3
Apply the techniques that you have learned to your own corporate problems and put each of the theoretical steps of the Data Mining process into practice.