耶鲁大学权威出品。
本书介绍了40多个基础的经济学理论，以及这些理论产生与应用过程中的重要经济学事件，以简明易懂而又风趣幽默的语言，为初涉经济学的读者提供了一个入门途径。
书中记述了历史上重要的经济学家如亚当•斯密、李嘉图、马克思、凯恩斯等人的卓越贡献，也分析了经济学发展历程中的重要话题， 从货币的产生和平均地权论的兴起，到经济大萧条、企业家精神、环境破坏、分配不均和行为经济学等。这是对经济学发展历程的全面梳理，也展示了经济学的发展如何影响着人类文明的进程。
本书指出，“如何满足需求”是经济学中的关键命题。学会用经济学的眼光看世界，我们可以更好地追求富足快乐的人生。

dward Snowden, the man who risked everything to expose the US government’s system of mass surveillance, reveals for the first time the story of his life, including how he helped to build that system and what motivated him to try to bring it down.
In 2013, twenty-nine-year-old Edward Snowden shocked the world when he broke with the American intelligence establishment and revealed that the United States government was secretly pursuing the means to collect every single phone call, text message, and email. The result would be an unprecedented system of mass surveillance with the ability to pry into the private lives of every person on earth. Six years later, Snowden reveals for the very first time how he helped to build this system and why he was moved to expose it.
Spanning the bucolic Beltway suburbs of his childhood and the clandestine CIA and NSA postings of his adulthood, Permanent Record is the extraordinary account of a bright young man who grew up online—a man who became a spy, a whistleblower, and, in exile, the Internet’s conscience. Written with wit, grace, passion, and an unflinching candor, Permanent Record is a crucial memoir of our digital age and destined to be a classic.