Introduction: The Core Characteristics of Financial Crises -- The Case of Argentina: Argentina s Debt Crisis -- The American 2007 -- 2009 Subprime Crisis: The American Financial Crisis.- The Run on Repo and the Policy Interventions to Struggle the Great Crisis.- The European Public Debt Crisis: From the American Financial Meltdown to the European Banking and Public Debt Crisis -- The European Crisis and the Accumulation of TARGET2 Imbalances.- The European Debt Crisis.- The Impact of the Great Crisis on Economic Tought: The Theoretical Debate on the Great Crisis -- From the Economic Crisis to the Crisis of Economics.- Rethinking Macroeconomics in Light of the Great Crisis -- Current Issues and Conclusions: Current Issues and Policies -- Open Problems and Conclusions