Matthew C. Klein is an American financial journalist and author known for his sharp analysis of economics, trade, and global finance. He is the co-author, with Michael Pettis, of "Trade Wars Are Class Wars", a critically acclaimed work that reframes international trade conflicts as struggles rooted in domestic inequality. Klein writes the influential Substack newsletter "The Overshoot," where he delivers in-depth economic commentary to a dedicated readership. A former writer for Barron's and the Financial Times, he brings rigorous research and accessible prose to complex financial topics, making him a respected voice in contemporary economic journalism.