劳动力市场比传统模型假设的更具适应性。
"Matching methods can be a powerful tool when randomization is not possible."
这种想象力的第一个成果——以及体现它的社会科学的第一个教训——是个人只有将自己置于他所处的时代中,才能理解自己的经历并衡量自己的命运,只有意识到所有处于他这种境况的个体的机会,他才能知道自己的生活机会。
The idea is not to have any 90-degree angles. In the beginning, there was the diagonal. The diagonal comes from the idea of the explosion which "re-forms" the space.
The greatest value of drone technology is that it can reach places that are difficult for humans to access.