Chapter 1. Public Pensions Systems. Bibliometric Study of Academic Publications in Scientific Journals.- Chapter 2. Demographic and Social Challenges in the Design of Public Pension Schemes.- Chapter 3. The Public Pension Systems and the Economic Crisis.- Chapter 4. Pensions, Economic Growth and Welfare in Advanced Economies.- Chapter 5. Pension Systems and Labour Market Participation in European Countries.- Chapter 6. Sustainability of Public Pension Systems.- Chapter 7. Equity of Public Pension Systems.- Chapter 8. Adequacy of Public Pension Systems.- Chapter 9. Longevity Insurance Benefits for Social Security: International Experience.- Chapter 10. The French Mandatory Occupational Pension Scheme: History and Properties of a Point System.- Chapter 11. Last Lessons Learned from the Swedish Public Pension System.- Chapter 12. The New Wave of Pension Reforms in Latin America.- Chapter 13. Financial Sustainability of the Algerian Retirement System: a Perspective Analysis of the 50 Coming Years.- Chapter 14. Pension Design and Risk Sharing: Mixed Solutions Between Defined Benefit and Defined Contribution for Public Pension Schemes.- Chapter 15. Automatic Balancing Mechanisms for Pay-As-You-Go Pension Finance: Do they Actually Work?- Chapter 16. The Role of Complementary Pensions.- Chapter 17. A Two-Regime Performance Test of the Mexican Public Pension Funds (SIEFOREs).- Chapter 18. Regime-Switching in the Volatility of Mexican Pension Fund Returns.- Chapter 19. Critical Issues of Public Pension System: the Italian Case.- Chapter 20. Reinventing Social Security: Towards a Mixed Two-steps Pension System.