战略行动,而不是公司或行业,是解释蓝海创造的正确分析单位。
The worst enemy of life, freedom and the common decencies is total anarchy; their second worst enemy is total power.
"The world is full of magic things, patiently waiting for our senses to grow sharper."
我试图通过我的作品来探索人类的灵魂。
从n对观测值的样本中获得的相关系数的可能误差是sqrt((1-r²)/(n-2))。