The concepts of economic and social security are very complex and dynamic, closely related to many new challenges that characterize today's societies. Our research aims at investigating the economic and social security considering the current vulnerabilities, using an integrated multicriteria...

We examine the impact of a stylized pay-as-you-go (PAYGO) Social Security program in an economy of overlapping generations with equilibrium growth. We adopt realistic mortality and other demographic assumptions and allow for the presence or absence of full life annuities. In all cases we find...

The share of elderly widows living alone rose from 18 percent in 1940 to 62 percent in 1990, while the share living with adult children declined from 59 percent to 20 percent. This study analyzes the causes of this change and finds that income growth, in particular increased Social Security...