Can We Remake Finance? Can We Remake Finance? The Master’s Tools: How Finance Wrecked Democracy (and a Radical Plan to Rebuild It)by Michael A. McCarthyVerso Books, 2025, 272 pp. Second, markets opened up to allow investors to manage shifts in exchange rates or interest rates with various derivative instruments. He emphasizes that these public financial institutions must be managed in the public interest—and be held accountable to the public.