Chapter 1. Introduction -- Chapter 2. Fiscal Policy and Government Debt in the 21st Century -- Chapter 3. European Debt … Crisis and Flaws of the Euro Area -- Chapter 4. Sovereign Debt Channels in the Euro Area -- Chapter 5. European Fiscal and … Debt Union -- Chapter 6. Specific Characteristics of EU4 Economies -- Chapter 7. Fiscal Situation in the COVID-19 Aftermath …