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Open up the world of economics with Arnold/Arnold/Arnold's "Economics," 15th Edition. Revisions reflect the nature of our world, from emerging technologies to shifting global events, retaining what readers loved about previous editions. New 24/7 application features connect economic principles to events, past and present. The text includes discussions on topics like tariffs, imports, economics of knowledge, intricacies of monetary policy and forward guidance, hyperinflation, equilibrium, challengers of debt, implications of concepts like transaction costs, the Lucas critique, sunk costs, social discount rate and asymmetric information. Economics in 5 Minutes and digital video lectures and features guide students through economic diagrams and building graphs. Customize content, integrate digital course management with MindTap and let students assess their understanding with A+ Test Prep.