Using an empirical age-period-cohort model we analyze the effects of different Pay-As-You-Go (PAYG) public pension systems on financial imbalance, on inequality in permanent income, and on the rate of return of social security assets of heterogeneous agents in terms of gender and education....

The impact of the expansion of the middle class in developing countries has been widely investigated in recent years. The middle class is generally apprehended by its overall demographic size, which, we believe, may hide crucial features and differences across nations because the composition of...