The article discusses modern financial crises in Argentina, the United States, and Europe. It looks at the causes and impacts of these crises, such as Argentina's debt crisis, the American subprime crisis, and the European public debt crisis. The researchers also explore the policy interventions used to address these crises and the theoretical debates that emerged as a result. Overall, the article highlights the interconnected nature of global financial crises and the need to rethink economic theories in light of these events.