Melanie Swan, Blockchain: Blueprint for a New Economy. This appears to be a very clear and useful treatment of the idea of a blockchain, including Ethereum and even futarchy.
Oxford Companion to the Economics of China, edited by Shenggen Fan, Ravi Kanbur, Shang-Jin Wei, and Xiaobo Zhang.
Robert Alter, a translation with commentary, Strong as Death is Love, including The Song of Songs, Ruth, Esther, Jonah, Daniel. I haven’t read this one yet, but Alter’s biblical works are among the greatest scholarly creations of our time.