竞争均衡解决方案的存在与规范经济学或福利经济学之间的关系也许同样重要。
The materials I use are witnesses of time.
保持谦逊,永远不要忘记你来自哪里。
Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.